Home / 1,406,026.20-1,940,292.18-761,441.16

Finding the Fourth Proportional to 1,406,026.20, 1,940,292.18 and 761,441.16

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Solution

The fourth proportional to 1,406,026.20, 1,940,292.18 and 761,441.16 is: 1,050,775.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,026.20 : 1,940,292.18 = 761,441.16 : x
  2. Step 2: Convert to fraction form
    1,406,026.20/1,940,292.18 = 761,441.16/x
  3. Step 3: Cross multiply
    1,406,026.20x = 1,940,292.18 × 761,441.16
  4. Step 4: Simplify right side
    1,406,026.20x = 1,477,418,328,278.13
  5. Step 5: Solve for x
    x = 1,477,418,328,278.13/1,406,026.20
  6. Step 6: Final answer
    x = 1,050,775.82

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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.