Home / 1,657,959.15-2,486,938.55-459,881.52

Finding the Fourth Proportional to 1,657,959.15, 2,486,938.55 and 459,881.52

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Solution

The fourth proportional to 1,657,959.15, 2,486,938.55 and 459,881.52 is: 689,822.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,959.15 : 2,486,938.55 = 459,881.52 : x
  2. Step 2: Convert to fraction form
    1,657,959.15/2,486,938.55 = 459,881.52/x
  3. Step 3: Cross multiply
    1,657,959.15x = 2,486,938.55 × 459,881.52
  4. Step 4: Simplify right side
    1,657,959.15x = 1,143,697,080,520.60
  5. Step 5: Solve for x
    x = 1,143,697,080,520.60/1,657,959.15
  6. Step 6: Final answer
    x = 689,822.23

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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.