Home / 1,781,359.13-2,458,275.60-976,543.13

Finding the Fourth Proportional to 1,781,359.13, 2,458,275.60 and 976,543.13

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Solution

The fourth proportional to 1,781,359.13, 2,458,275.60 and 976,543.13 is: 1,347,629.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,359.13 : 2,458,275.60 = 976,543.13 : x
  2. Step 2: Convert to fraction form
    1,781,359.13/2,458,275.60 = 976,543.13/x
  3. Step 3: Cross multiply
    1,781,359.13x = 2,458,275.60 × 976,543.13
  4. Step 4: Simplify right side
    1,781,359.13x = 2,400,612,136,535.25
  5. Step 5: Solve for x
    x = 2,400,612,136,535.25/1,781,359.13
  6. Step 6: Final answer
    x = 1,347,629.52

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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.