Home / 1,513,633.05-2,267,880.30-913,332.83

Finding the Fourth Proportional to 1,513,633.05, 2,267,880.30 and 913,332.83

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Solution

The fourth proportional to 1,513,633.05, 2,267,880.30 and 913,332.83 is: 1,368,448.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,633.05 : 2,267,880.30 = 913,332.83 : x
  2. Step 2: Convert to fraction form
    1,513,633.05/2,267,880.30 = 913,332.83/x
  3. Step 3: Cross multiply
    1,513,633.05x = 2,267,880.30 × 913,332.83
  4. Step 4: Simplify right side
    1,513,633.05x = 2,071,329,521,160.85
  5. Step 5: Solve for x
    x = 2,071,329,521,160.85/1,513,633.05
  6. Step 6: Final answer
    x = 1,368,448.93

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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.