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Finding the Fourth Proportional to 1,325,473.02, 1,829,204.55 and 752,566.50

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Solution

The fourth proportional to 1,325,473.02, 1,829,204.55 and 752,566.50 is: 1,038,571.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,473.02 : 1,829,204.55 = 752,566.50 : x
  2. Step 2: Convert to fraction form
    1,325,473.02/1,829,204.55 = 752,566.50/x
  3. Step 3: Cross multiply
    1,325,473.02x = 1,829,204.55 × 752,566.50
  4. Step 4: Simplify right side
    1,325,473.02x = 1,376,598,065,977.58
  5. Step 5: Solve for x
    x = 1,376,598,065,977.58/1,325,473.02
  6. Step 6: Final answer
    x = 1,038,571.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.