Home / 1,167,319.32-1,750,454.10-1,130,577.72

Finding the Fourth Proportional to 1,167,319.32, 1,750,454.10 and 1,130,577.72

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Solution

The fourth proportional to 1,167,319.32, 1,750,454.10 and 1,130,577.72 is: 1,695,358.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,319.32 : 1,750,454.10 = 1,130,577.72 : x
  2. Step 2: Convert to fraction form
    1,167,319.32/1,750,454.10 = 1,130,577.72/x
  3. Step 3: Cross multiply
    1,167,319.32x = 1,750,454.10 × 1,130,577.72
  4. Step 4: Simplify right side
    1,167,319.32x = 1,979,024,405,342.65
  5. Step 5: Solve for x
    x = 1,979,024,405,342.65/1,167,319.32
  6. Step 6: Final answer
    x = 1,695,358.22

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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.