Home / 1,158,430.10-1,739,200.35-739,562.90

Finding the Fourth Proportional to 1,158,430.10, 1,739,200.35 and 739,562.90

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Solution

The fourth proportional to 1,158,430.10, 1,739,200.35 and 739,562.90 is: 1,110,337.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,430.10 : 1,739,200.35 = 739,562.90 : x
  2. Step 2: Convert to fraction form
    1,158,430.10/1,739,200.35 = 739,562.90/x
  3. Step 3: Cross multiply
    1,158,430.10x = 1,739,200.35 × 739,562.90
  4. Step 4: Simplify right side
    1,158,430.10x = 1,286,248,054,527.02
  5. Step 5: Solve for x
    x = 1,286,248,054,527.02/1,158,430.10
  6. Step 6: Final answer
    x = 1,110,337.22

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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.