Home / 1,657,438.20-2,483,532.90-1,057,325.40

Finding the Fourth Proportional to 1,657,438.20, 2,483,532.90 and 1,057,325.40

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Solution

The fourth proportional to 1,657,438.20, 2,483,532.90 and 1,057,325.40 is: 1,584,313.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,438.20 : 2,483,532.90 = 1,057,325.40 : x
  2. Step 2: Convert to fraction form
    1,657,438.20/2,483,532.90 = 1,057,325.40/x
  3. Step 3: Cross multiply
    1,657,438.20x = 2,483,532.90 × 1,057,325.40
  4. Step 4: Simplify right side
    1,657,438.20x = 2,625,902,416,905.66
  5. Step 5: Solve for x
    x = 2,625,902,416,905.66/1,657,438.20
  6. Step 6: Final answer
    x = 1,584,313.92

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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.