Home / 3,830,071.50-5,285,534.31-2,111,253.53

Finding the Fourth Proportional to 3,830,071.50, 5,285,534.31 and 2,111,253.53

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Solution

The fourth proportional to 3,830,071.50, 5,285,534.31 and 2,111,253.53 is: 2,913,549.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,071.50 : 5,285,534.31 = 2,111,253.53 : x
  2. Step 2: Convert to fraction form
    3,830,071.50/5,285,534.31 = 2,111,253.53/x
  3. Step 3: Cross multiply
    3,830,071.50x = 5,285,534.31 × 2,111,253.53
  4. Step 4: Simplify right side
    3,830,071.50x = 11,159,102,969,923.61
  5. Step 5: Solve for x
    x = 11,159,102,969,923.61/3,830,071.50
  6. Step 6: Final answer
    x = 2,913,549.52

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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.