Home / 1,451,036.22-2,176,779.69-740,679.90

Finding the Fourth Proportional to 1,451,036.22, 2,176,779.69 and 740,679.90

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Solution

The fourth proportional to 1,451,036.22, 2,176,779.69 and 740,679.90 is: 1,111,134.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,036.22 : 2,176,779.69 = 740,679.90 : x
  2. Step 2: Convert to fraction form
    1,451,036.22/2,176,779.69 = 740,679.90/x
  3. Step 3: Cross multiply
    1,451,036.22x = 2,176,779.69 × 740,679.90
  4. Step 4: Simplify right side
    1,451,036.22x = 1,612,296,963,111.23
  5. Step 5: Solve for x
    x = 1,612,296,963,111.23/1,451,036.22
  6. Step 6: Final answer
    x = 1,111,134.88

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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.