Home / 1,294,254.50-1,786,077.20-750,712.10

Finding the Fourth Proportional to 1,294,254.50, 1,786,077.20 and 750,712.10

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Solution

The fourth proportional to 1,294,254.50, 1,786,077.20 and 750,712.10 is: 1,035,986.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,254.50 : 1,786,077.20 = 750,712.10 : x
  2. Step 2: Convert to fraction form
    1,294,254.50/1,786,077.20 = 750,712.10/x
  3. Step 3: Cross multiply
    1,294,254.50x = 1,786,077.20 × 750,712.10
  4. Step 4: Simplify right side
    1,294,254.50x = 1,340,829,771,916.09
  5. Step 5: Solve for x
    x = 1,340,829,771,916.09/1,294,254.50
  6. Step 6: Final answer
    x = 1,035,986.18

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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.