Home / 1,148,678.01-1,723,017.42-516,853.71

Finding the Fourth Proportional to 1,148,678.01, 1,723,017.42 and 516,853.71

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Solution

The fourth proportional to 1,148,678.01, 1,723,017.42 and 516,853.71 is: 775,280.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,678.01 : 1,723,017.42 = 516,853.71 : x
  2. Step 2: Convert to fraction form
    1,148,678.01/1,723,017.42 = 516,853.71/x
  3. Step 3: Cross multiply
    1,148,678.01x = 1,723,017.42 × 516,853.71
  4. Step 4: Simplify right side
    1,148,678.01x = 890,547,945,921.63
  5. Step 5: Solve for x
    x = 890,547,945,921.63/1,148,678.01
  6. Step 6: Final answer
    x = 775,280.75

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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.