Home / 1,997,133.40-2,995,700.10-577,235.80

Finding the Fourth Proportional to 1,997,133.40, 2,995,700.10 and 577,235.80

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Solution

The fourth proportional to 1,997,133.40, 2,995,700.10 and 577,235.80 is: 865,853.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,133.40 : 2,995,700.10 = 577,235.80 : x
  2. Step 2: Convert to fraction form
    1,997,133.40/2,995,700.10 = 577,235.80/x
  3. Step 3: Cross multiply
    1,997,133.40x = 2,995,700.10 × 577,235.80
  4. Step 4: Simplify right side
    1,997,133.40x = 1,729,225,343,783.58
  5. Step 5: Solve for x
    x = 1,729,225,343,783.58/1,997,133.40
  6. Step 6: Final answer
    x = 865,853.70

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.