Home / 1,291,215.38-1,937,043.66-532,642.16

Finding the Fourth Proportional to 1,291,215.38, 1,937,043.66 and 532,642.16

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Solution

The fourth proportional to 1,291,215.38, 1,937,043.66 and 532,642.16 is: 799,054.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,215.38 : 1,937,043.66 = 532,642.16 : x
  2. Step 2: Convert to fraction form
    1,291,215.38/1,937,043.66 = 532,642.16/x
  3. Step 3: Cross multiply
    1,291,215.38x = 1,937,043.66 × 532,642.16
  4. Step 4: Simplify right side
    1,291,215.38x = 1,031,751,119,076.71
  5. Step 5: Solve for x
    x = 1,031,751,119,076.71/1,291,215.38
  6. Step 6: Final answer
    x = 799,054.24

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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.