Home / 2,428,643.52-3,353,685.12-1,512,445.92

Finding the Fourth Proportional to 2,428,643.52, 3,353,685.12 and 1,512,445.92

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Solution

The fourth proportional to 2,428,643.52, 3,353,685.12 and 1,512,445.92 is: 2,088,518.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,643.52 : 3,353,685.12 = 1,512,445.92 : x
  2. Step 2: Convert to fraction form
    2,428,643.52/3,353,685.12 = 1,512,445.92/x
  3. Step 3: Cross multiply
    2,428,643.52x = 3,353,685.12 × 1,512,445.92
  4. Step 4: Simplify right side
    2,428,643.52x = 5,072,267,376,708.71
  5. Step 5: Solve for x
    x = 5,072,267,376,708.71/2,428,643.52
  6. Step 6: Final answer
    x = 2,088,518.69

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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.