Home / 1,552,792.69-2,142,633.40-864,368.97

Finding the Fourth Proportional to 1,552,792.69, 2,142,633.40 and 864,368.97

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Solution

The fourth proportional to 1,552,792.69, 2,142,633.40 and 864,368.97 is: 1,192,706.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,792.69 : 2,142,633.40 = 864,368.97 : x
  2. Step 2: Convert to fraction form
    1,552,792.69/2,142,633.40 = 864,368.97/x
  3. Step 3: Cross multiply
    1,552,792.69x = 2,142,633.40 × 864,368.97
  4. Step 4: Simplify right side
    1,552,792.69x = 1,852,025,825,045.60
  5. Step 5: Solve for x
    x = 1,852,025,825,045.60/1,552,792.69
  6. Step 6: Final answer
    x = 1,192,706.43

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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.