Home / 1,039,318.34-1,549,370.47-1,022,939.15

Finding the Fourth Proportional to 1,039,318.34, 1,549,370.47 and 1,022,939.15

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Solution

The fourth proportional to 1,039,318.34, 1,549,370.47 and 1,022,939.15 is: 1,524,953.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,318.34 : 1,549,370.47 = 1,022,939.15 : x
  2. Step 2: Convert to fraction form
    1,039,318.34/1,549,370.47 = 1,022,939.15/x
  3. Step 3: Cross multiply
    1,039,318.34x = 1,549,370.47 × 1,022,939.15
  4. Step 4: Simplify right side
    1,039,318.34x = 1,584,911,711,616.90
  5. Step 5: Solve for x
    x = 1,584,911,711,616.90/1,039,318.34
  6. Step 6: Final answer
    x = 1,524,953.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.