Home / 1,173,987.90-1,761,646.59-499,999.14

Finding the Fourth Proportional to 1,173,987.90, 1,761,646.59 and 499,999.14

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Solution

The fourth proportional to 1,173,987.90, 1,761,646.59 and 499,999.14 is: 750,281.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,987.90 : 1,761,646.59 = 499,999.14 : x
  2. Step 2: Convert to fraction form
    1,173,987.90/1,761,646.59 = 499,999.14/x
  3. Step 3: Cross multiply
    1,173,987.90x = 1,761,646.59 × 499,999.14
  4. Step 4: Simplify right side
    1,173,987.90x = 880,821,779,983.93
  5. Step 5: Solve for x
    x = 880,821,779,983.93/1,173,987.90
  6. Step 6: Final answer
    x = 750,281.82

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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.