Home / 1,402,685.80-2,103,251.10-560,285.80

Finding the Fourth Proportional to 1,402,685.80, 2,103,251.10 and 560,285.80

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Solution

The fourth proportional to 1,402,685.80, 2,103,251.10 and 560,285.80 is: 840,118.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,685.80 : 2,103,251.10 = 560,285.80 : x
  2. Step 2: Convert to fraction form
    1,402,685.80/2,103,251.10 = 560,285.80/x
  3. Step 3: Cross multiply
    1,402,685.80x = 2,103,251.10 × 560,285.80
  4. Step 4: Simplify right side
    1,402,685.80x = 1,178,421,725,164.38
  5. Step 5: Solve for x
    x = 1,178,421,725,164.38/1,402,685.80
  6. Step 6: Final answer
    x = 840,118.10

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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.