Home / 926,454.70-1,387,608.45-760,566.70

Finding the Fourth Proportional to 926,454.70, 1,387,608.45 and 760,566.70

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Solution

The fourth proportional to 926,454.70, 1,387,608.45 and 760,566.70 is: 1,139,147.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,454.70 : 1,387,608.45 = 760,566.70 : x
  2. Step 2: Convert to fraction form
    926,454.70/1,387,608.45 = 760,566.70/x
  3. Step 3: Cross multiply
    926,454.70x = 1,387,608.45 × 760,566.70
  4. Step 4: Simplify right side
    926,454.70x = 1,055,368,779,708.61
  5. Step 5: Solve for x
    x = 1,055,368,779,708.61/926,454.70
  6. Step 6: Final answer
    x = 1,139,147.74

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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.