Home / 2,272,783.52-3,136,978.06-1,306,474.40

Finding the Fourth Proportional to 2,272,783.52, 3,136,978.06 and 1,306,474.40

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Solution

The fourth proportional to 2,272,783.52, 3,136,978.06 and 1,306,474.40 is: 1,803,243.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272,783.52 : 3,136,978.06 = 1,306,474.40 : x
  2. Step 2: Convert to fraction form
    2,272,783.52/3,136,978.06 = 1,306,474.40/x
  3. Step 3: Cross multiply
    2,272,783.52x = 3,136,978.06 × 1,306,474.40
  4. Step 4: Simplify right side
    2,272,783.52x = 4,098,381,528,751.66
  5. Step 5: Solve for x
    x = 4,098,381,528,751.66/2,272,783.52
  6. Step 6: Final answer
    x = 1,803,243.24

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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.