Home / 1,085,432.60-1,497,988.92-602,153.40

Finding the Fourth Proportional to 1,085,432.60, 1,497,988.92 and 602,153.40

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Solution

The fourth proportional to 1,085,432.60, 1,497,988.92 and 602,153.40 is: 831,022.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,432.60 : 1,497,988.92 = 602,153.40 : x
  2. Step 2: Convert to fraction form
    1,085,432.60/1,497,988.92 = 602,153.40/x
  3. Step 3: Cross multiply
    1,085,432.60x = 1,497,988.92 × 602,153.40
  4. Step 4: Simplify right side
    1,085,432.60x = 902,019,121,340.33
  5. Step 5: Solve for x
    x = 902,019,121,340.33/1,085,432.60
  6. Step 6: Final answer
    x = 831,022.69

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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.