Home / 1,929,581.64-2,893,780.08-1,334,367.72

Finding the Fourth Proportional to 1,929,581.64, 2,893,780.08 and 1,334,367.72

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Solution

The fourth proportional to 1,929,581.64, 2,893,780.08 and 1,334,367.72 is: 2,001,141.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,581.64 : 2,893,780.08 = 1,334,367.72 : x
  2. Step 2: Convert to fraction form
    1,929,581.64/2,893,780.08 = 1,334,367.72/x
  3. Step 3: Cross multiply
    1,929,581.64x = 2,893,780.08 × 1,334,367.72
  4. Step 4: Simplify right side
    1,929,581.64x = 3,861,366,727,531.02
  5. Step 5: Solve for x
    x = 3,861,366,727,531.02/1,929,581.64
  6. Step 6: Final answer
    x = 2,001,141.93

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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.