Home / 1,657,554.39-2,486,085.24-459,351.78

Finding the Fourth Proportional to 1,657,554.39, 2,486,085.24 and 459,351.78

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Solution

The fourth proportional to 1,657,554.39, 2,486,085.24 and 459,351.78 is: 688,959.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,554.39 : 2,486,085.24 = 459,351.78 : x
  2. Step 2: Convert to fraction form
    1,657,554.39/2,486,085.24 = 459,351.78/x
  3. Step 3: Cross multiply
    1,657,554.39x = 2,486,085.24 × 459,351.78
  4. Step 4: Simplify right side
    1,657,554.39x = 1,141,987,680,225.73
  5. Step 5: Solve for x
    x = 1,141,987,680,225.73/1,657,554.39
  6. Step 6: Final answer
    x = 688,959.40

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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.