Home / 1,460,901.90-2,189,862.45-987,635.10

Finding the Fourth Proportional to 1,460,901.90, 2,189,862.45 and 987,635.10

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Solution

The fourth proportional to 1,460,901.90, 2,189,862.45 and 987,635.10 is: 1,480,445.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,901.90 : 2,189,862.45 = 987,635.10 : x
  2. Step 2: Convert to fraction form
    1,460,901.90/2,189,862.45 = 987,635.10/x
  3. Step 3: Cross multiply
    1,460,901.90x = 2,189,862.45 × 987,635.10
  4. Step 4: Simplify right side
    1,460,901.90x = 2,162,785,019,792.00
  5. Step 5: Solve for x
    x = 2,162,785,019,792.00/1,460,901.90
  6. Step 6: Final answer
    x = 1,480,445.07

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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.