Home / 2,357,712-3,253,642.56-1,284,624

Finding the Fourth Proportional to 2,357,712, 3,253,642.56 and 1,284,624

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Solution

The fourth proportional to 2,357,712, 3,253,642.56 and 1,284,624 is: 1,772,781.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357,712 : 3,253,642.56 = 1,284,624 : x
  2. Step 2: Convert to fraction form
    2,357,712/3,253,642.56 = 1,284,624/x
  3. Step 3: Cross multiply
    2,357,712x = 3,253,642.56 × 1,284,624
  4. Step 4: Simplify right side
    2,357,712x = 4,179,707,319,997.44
  5. Step 5: Solve for x
    x = 4,179,707,319,997.44/2,357,712
  6. Step 6: Final answer
    x = 1,772,781.12

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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.