Home / 1,261,224.01-1,740,526.10-688,301.02

Finding the Fourth Proportional to 1,261,224.01, 1,740,526.10 and 688,301.02

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Solution

The fourth proportional to 1,261,224.01, 1,740,526.10 and 688,301.02 is: 949,875.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,224.01 : 1,740,526.10 = 688,301.02 : x
  2. Step 2: Convert to fraction form
    1,261,224.01/1,740,526.10 = 688,301.02/x
  3. Step 3: Cross multiply
    1,261,224.01x = 1,740,526.10 × 688,301.02
  4. Step 4: Simplify right side
    1,261,224.01x = 1,198,005,889,966.62
  5. Step 5: Solve for x
    x = 1,198,005,889,966.62/1,261,224.01
  6. Step 6: Final answer
    x = 949,875.58

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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.