Home / 1,038,962.52-1,557,263.70-439,549.56

Finding the Fourth Proportional to 1,038,962.52, 1,557,263.70 and 439,549.56

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Solution

The fourth proportional to 1,038,962.52, 1,557,263.70 and 439,549.56 is: 658,825.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,962.52 : 1,557,263.70 = 439,549.56 : x
  2. Step 2: Convert to fraction form
    1,038,962.52/1,557,263.70 = 439,549.56/x
  3. Step 3: Cross multiply
    1,038,962.52x = 1,557,263.70 × 439,549.56
  4. Step 4: Simplify right side
    1,038,962.52x = 684,494,574,138.97
  5. Step 5: Solve for x
    x = 684,494,574,138.97/1,038,962.52
  6. Step 6: Final answer
    x = 658,825.09

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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.