Home / 1,555,427.40-2,332,853.10-433,264.20

Finding the Fourth Proportional to 1,555,427.40, 2,332,853.10 and 433,264.20

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Solution

The fourth proportional to 1,555,427.40, 2,332,853.10 and 433,264.20 is: 649,816.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,427.40 : 2,332,853.10 = 433,264.20 : x
  2. Step 2: Convert to fraction form
    1,555,427.40/2,332,853.10 = 433,264.20/x
  3. Step 3: Cross multiply
    1,555,427.40x = 2,332,853.10 × 433,264.20
  4. Step 4: Simplify right side
    1,555,427.40x = 1,010,741,732,089.02
  5. Step 5: Solve for x
    x = 1,010,741,732,089.02/1,555,427.40
  6. Step 6: Final answer
    x = 649,816.08

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Double scale
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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.