Home / 1,406,519.84-1,940,989.08-761,952.32

Finding the Fourth Proportional to 1,406,519.84, 1,940,989.08 and 761,952.32

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Solution

The fourth proportional to 1,406,519.84, 1,940,989.08 and 761,952.32 is: 1,051,489.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,519.84 : 1,940,989.08 = 761,952.32 : x
  2. Step 2: Convert to fraction form
    1,406,519.84/1,940,989.08 = 761,952.32/x
  3. Step 3: Cross multiply
    1,406,519.84x = 1,940,989.08 × 761,952.32
  4. Step 4: Simplify right side
    1,406,519.84x = 1,478,941,132,600.67
  5. Step 5: Solve for x
    x = 1,478,941,132,600.67/1,406,519.84
  6. Step 6: Final answer
    x = 1,051,489.71

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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.