Home / 1,278,269.18-1,764,048.10-705,346.25

Finding the Fourth Proportional to 1,278,269.18, 1,764,048.10 and 705,346.25

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Solution

The fourth proportional to 1,278,269.18, 1,764,048.10 and 705,346.25 is: 973,398.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,269.18 : 1,764,048.10 = 705,346.25 : x
  2. Step 2: Convert to fraction form
    1,278,269.18/1,764,048.10 = 705,346.25/x
  3. Step 3: Cross multiply
    1,278,269.18x = 1,764,048.10 × 705,346.25
  4. Step 4: Simplify right side
    1,278,269.18x = 1,244,264,714,801.38
  5. Step 5: Solve for x
    x = 1,244,264,714,801.38/1,278,269.18
  6. Step 6: Final answer
    x = 973,398.04

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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.