Home / 3,192,753.12-4,406,101.76-1,816,061.28

Finding the Fourth Proportional to 3,192,753.12, 4,406,101.76 and 1,816,061.28

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Solution

The fourth proportional to 3,192,753.12, 4,406,101.76 and 1,816,061.28 is: 2,506,222.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192,753.12 : 4,406,101.76 = 1,816,061.28 : x
  2. Step 2: Convert to fraction form
    3,192,753.12/4,406,101.76 = 1,816,061.28/x
  3. Step 3: Cross multiply
    3,192,753.12x = 4,406,101.76 × 1,816,061.28
  4. Step 4: Simplify right side
    3,192,753.12x = 8,001,750,802,075.85
  5. Step 5: Solve for x
    x = 8,001,750,802,075.85/3,192,753.12
  6. Step 6: Final answer
    x = 2,506,222.84

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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.