Home / 2,929,539.52-4,390,760.80-1,243,100.16

Finding the Fourth Proportional to 2,929,539.52, 4,390,760.80 and 1,243,100.16

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Solution

The fourth proportional to 2,929,539.52, 4,390,760.80 and 1,243,100.16 is: 1,863,144.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929,539.52 : 4,390,760.80 = 1,243,100.16 : x
  2. Step 2: Convert to fraction form
    2,929,539.52/4,390,760.80 = 1,243,100.16/x
  3. Step 3: Cross multiply
    2,929,539.52x = 4,390,760.80 × 1,243,100.16
  4. Step 4: Simplify right side
    2,929,539.52x = 5,458,155,453,001.73
  5. Step 5: Solve for x
    x = 5,458,155,453,001.73/2,929,539.52
  6. Step 6: Final answer
    x = 1,863,144.50

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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.