Home / 1,997,009.10-2,995,513.65-577,208.70

Finding the Fourth Proportional to 1,997,009.10, 2,995,513.65 and 577,208.70

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Solution

The fourth proportional to 1,997,009.10, 2,995,513.65 and 577,208.70 is: 865,813.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,009.10 : 2,995,513.65 = 577,208.70 : x
  2. Step 2: Convert to fraction form
    1,997,009.10/2,995,513.65 = 577,208.70/x
  3. Step 3: Cross multiply
    1,997,009.10x = 2,995,513.65 × 577,208.70
  4. Step 4: Simplify right side
    1,997,009.10x = 1,729,036,539,748.76
  5. Step 5: Solve for x
    x = 1,729,036,539,748.76/1,997,009.10
  6. Step 6: Final answer
    x = 865,813.05

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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.