Home / 1,273,191.90-1,909,760.10-598,899.45

Finding the Fourth Proportional to 1,273,191.90, 1,909,760.10 and 598,899.45

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Solution

The fourth proportional to 1,273,191.90, 1,909,760.10 and 598,899.45 is: 898,336.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,191.90 : 1,909,760.10 = 598,899.45 : x
  2. Step 2: Convert to fraction form
    1,273,191.90/1,909,760.10 = 598,899.45/x
  3. Step 3: Cross multiply
    1,273,191.90x = 1,909,760.10 × 598,899.45
  4. Step 4: Simplify right side
    1,273,191.90x = 1,143,754,278,155.02
  5. Step 5: Solve for x
    x = 1,143,754,278,155.02/1,273,191.90
  6. Step 6: Final answer
    x = 898,336.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.