Home / 1,335,902.90-2,005,107.15-705,269.30

Finding the Fourth Proportional to 1,335,902.90, 2,005,107.15 and 705,269.30

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Solution

The fourth proportional to 1,335,902.90, 2,005,107.15 and 705,269.30 is: 1,058,565.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,902.90 : 2,005,107.15 = 705,269.30 : x
  2. Step 2: Convert to fraction form
    1,335,902.90/2,005,107.15 = 705,269.30/x
  3. Step 3: Cross multiply
    1,335,902.90x = 2,005,107.15 × 705,269.30
  4. Step 4: Simplify right side
    1,335,902.90x = 1,414,140,516,105.50
  5. Step 5: Solve for x
    x = 1,414,140,516,105.50/1,335,902.90
  6. Step 6: Final answer
    x = 1,058,565.35

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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.