Home / 3,192,781.19-4,406,140.85-1,816,089.60

Finding the Fourth Proportional to 3,192,781.19, 4,406,140.85 and 1,816,089.60

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Solution

The fourth proportional to 3,192,781.19, 4,406,140.85 and 1,816,089.60 is: 2,506,262.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192,781.19 : 4,406,140.85 = 1,816,089.60 : x
  2. Step 2: Convert to fraction form
    3,192,781.19/4,406,140.85 = 1,816,089.60/x
  3. Step 3: Cross multiply
    3,192,781.19x = 4,406,140.85 × 1,816,089.60
  4. Step 4: Simplify right side
    3,192,781.19x = 8,001,946,564,739.71
  5. Step 5: Solve for x
    x = 8,001,946,564,739.71/3,192,781.19
  6. Step 6: Final answer
    x = 2,506,262.13

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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.