Home / 1,026,335.20-1,535,355.60-887,634.40

Finding the Fourth Proportional to 1,026,335.20, 1,535,355.60 and 887,634.40

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Solution

The fourth proportional to 1,026,335.20, 1,535,355.60 and 887,634.40 is: 1,327,864.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,335.20 : 1,535,355.60 = 887,634.40 : x
  2. Step 2: Convert to fraction form
    1,026,335.20/1,535,355.60 = 887,634.40/x
  3. Step 3: Cross multiply
    1,026,335.20x = 1,535,355.60 × 887,634.40
  4. Step 4: Simplify right side
    1,026,335.20x = 1,362,834,446,792.64
  5. Step 5: Solve for x
    x = 1,362,834,446,792.64/1,026,335.20
  6. Step 6: Final answer
    x = 1,327,864.86

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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.