Home / 1,865,915.32-2,575,757.64-1,254,422.74

Finding the Fourth Proportional to 1,865,915.32, 2,575,757.64 and 1,254,422.74

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Solution

The fourth proportional to 1,865,915.32, 2,575,757.64 and 1,254,422.74 is: 1,731,637.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,915.32 : 2,575,757.64 = 1,254,422.74 : x
  2. Step 2: Convert to fraction form
    1,865,915.32/2,575,757.64 = 1,254,422.74/x
  3. Step 3: Cross multiply
    1,865,915.32x = 2,575,757.64 × 1,254,422.74
  4. Step 4: Simplify right side
    1,865,915.32x = 3,231,088,956,344.73
  5. Step 5: Solve for x
    x = 3,231,088,956,344.73/1,865,915.32
  6. Step 6: Final answer
    x = 1,731,637.51

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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.