Home / 1,668,742.74-2,502,285.18-531,356.46

Finding the Fourth Proportional to 1,668,742.74, 2,502,285.18 and 531,356.46

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Solution

The fourth proportional to 1,668,742.74, 2,502,285.18 and 531,356.46 is: 796,770.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,742.74 : 2,502,285.18 = 531,356.46 : x
  2. Step 2: Convert to fraction form
    1,668,742.74/2,502,285.18 = 531,356.46/x
  3. Step 3: Cross multiply
    1,668,742.74x = 2,502,285.18 × 531,356.46
  4. Step 4: Simplify right side
    1,668,742.74x = 1,329,605,395,155.26
  5. Step 5: Solve for x
    x = 1,329,605,395,155.26/1,668,742.74
  6. Step 6: Final answer
    x = 796,770.74

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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.