Home / 3,007,141.12-4,510,726.80-763,279.84

Finding the Fourth Proportional to 3,007,141.12, 4,510,726.80 and 763,279.84

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Solution

The fourth proportional to 3,007,141.12, 4,510,726.80 and 763,279.84 is: 1,144,923.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007,141.12 : 4,510,726.80 = 763,279.84 : x
  2. Step 2: Convert to fraction form
    3,007,141.12/4,510,726.80 = 763,279.84/x
  3. Step 3: Cross multiply
    3,007,141.12x = 4,510,726.80 × 763,279.84
  4. Step 4: Simplify right side
    3,007,141.12x = 3,442,946,830,187.71
  5. Step 5: Solve for x
    x = 3,442,946,830,187.71/3,007,141.12
  6. Step 6: Final answer
    x = 1,144,923.60

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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.