Home / 1,406,001.96-1,940,279.67-761,420.16

Finding the Fourth Proportional to 1,406,001.96, 1,940,279.67 and 761,420.16

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Solution

The fourth proportional to 1,406,001.96, 1,940,279.67 and 761,420.16 is: 1,050,758.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,001.96 : 1,940,279.67 = 761,420.16 : x
  2. Step 2: Convert to fraction form
    1,406,001.96/1,940,279.67 = 761,420.16/x
  3. Step 3: Cross multiply
    1,406,001.96x = 1,940,279.67 × 761,420.16
  4. Step 4: Simplify right side
    1,406,001.96x = 1,477,368,056,776.15
  5. Step 5: Solve for x
    x = 1,477,368,056,776.15/1,406,001.96
  6. Step 6: Final answer
    x = 1,050,758.18

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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.