Home / 1,657,875.11-2,486,812.50-459,797.40

Finding the Fourth Proportional to 1,657,875.11, 2,486,812.50 and 459,797.40

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Solution

The fourth proportional to 1,657,875.11, 2,486,812.50 and 459,797.40 is: 689,696.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,875.11 : 2,486,812.50 = 459,797.40 : x
  2. Step 2: Convert to fraction form
    1,657,875.11/2,486,812.50 = 459,797.40/x
  3. Step 3: Cross multiply
    1,657,875.11x = 2,486,812.50 × 459,797.40
  4. Step 4: Simplify right side
    1,657,875.11x = 1,143,429,921,787.50
  5. Step 5: Solve for x
    x = 1,143,429,921,787.50/1,657,875.11
  6. Step 6: Final answer
    x = 689,696.06

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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.