Home / 1,657,532.80-2,486,053.12-459,330.20

Finding the Fourth Proportional to 1,657,532.80, 2,486,053.12 and 459,330.20

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Solution

The fourth proportional to 1,657,532.80, 2,486,053.12 and 459,330.20 is: 688,927.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,532.80 : 2,486,053.12 = 459,330.20 : x
  2. Step 2: Convert to fraction form
    1,657,532.80/2,486,053.12 = 459,330.20/x
  3. Step 3: Cross multiply
    1,657,532.80x = 2,486,053.12 × 459,330.20
  4. Step 4: Simplify right side
    1,657,532.80x = 1,141,919,276,820.22
  5. Step 5: Solve for x
    x = 1,141,919,276,820.22/1,657,532.80
  6. Step 6: Final answer
    x = 688,927.11

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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.