Home / 1,282,637.79-1,769,269.02-847,059.15

Finding the Fourth Proportional to 1,282,637.79, 1,769,269.02 and 847,059.15

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Solution

The fourth proportional to 1,282,637.79, 1,769,269.02 and 847,059.15 is: 1,168,432.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,637.79 : 1,769,269.02 = 847,059.15 : x
  2. Step 2: Convert to fraction form
    1,282,637.79/1,769,269.02 = 847,059.15/x
  3. Step 3: Cross multiply
    1,282,637.79x = 1,769,269.02 × 847,059.15
  4. Step 4: Simplify right side
    1,282,637.79x = 1,498,675,512,202.53
  5. Step 5: Solve for x
    x = 1,498,675,512,202.53/1,282,637.79
  6. Step 6: Final answer
    x = 1,168,432.37

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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.