Home / 1,485,502.83-2,050,043.04-840,909.69

Finding the Fourth Proportional to 1,485,502.83, 2,050,043.04 and 840,909.69

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Solution

The fourth proportional to 1,485,502.83, 2,050,043.04 and 840,909.69 is: 1,160,483.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,502.83 : 2,050,043.04 = 840,909.69 : x
  2. Step 2: Convert to fraction form
    1,485,502.83/2,050,043.04 = 840,909.69/x
  3. Step 3: Cross multiply
    1,485,502.83x = 2,050,043.04 × 840,909.69
  4. Step 4: Simplify right side
    1,485,502.83x = 1,723,901,057,253.06
  5. Step 5: Solve for x
    x = 1,723,901,057,253.06/1,485,502.83
  6. Step 6: Final answer
    x = 1,160,483.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.