Home / 2,678,726.22-3,696,681.96-1,455,055.62

Finding the Fourth Proportional to 2,678,726.22, 3,696,681.96 and 1,455,055.62

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Solution

The fourth proportional to 2,678,726.22, 3,696,681.96 and 1,455,055.62 is: 2,007,998.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,726.22 : 3,696,681.96 = 1,455,055.62 : x
  2. Step 2: Convert to fraction form
    2,678,726.22/3,696,681.96 = 1,455,055.62/x
  3. Step 3: Cross multiply
    2,678,726.22x = 3,696,681.96 × 1,455,055.62
  4. Step 4: Simplify right side
    2,678,726.22x = 5,378,877,861,250.62
  5. Step 5: Solve for x
    x = 5,378,877,861,250.62/2,678,726.22
  6. Step 6: Final answer
    x = 2,007,998.36

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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.