Home / 1,406,035.20-1,940,304.60-761,450.16

Finding the Fourth Proportional to 1,406,035.20, 1,940,304.60 and 761,450.16

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Solution

The fourth proportional to 1,406,035.20, 1,940,304.60 and 761,450.16 is: 1,050,788.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,035.20 : 1,940,304.60 = 761,450.16 : x
  2. Step 2: Convert to fraction form
    1,406,035.20/1,940,304.60 = 761,450.16/x
  3. Step 3: Cross multiply
    1,406,035.20x = 1,940,304.60 × 761,450.16
  4. Step 4: Simplify right side
    1,406,035.20x = 1,477,445,248,118.74
  5. Step 5: Solve for x
    x = 1,477,445,248,118.74/1,406,035.20
  6. Step 6: Final answer
    x = 1,050,788.24

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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.