Home / 1,293,897.42-1,785,554.67-720,925.26

Finding the Fourth Proportional to 1,293,897.42, 1,785,554.67 and 720,925.26

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Solution

The fourth proportional to 1,293,897.42, 1,785,554.67 and 720,925.26 is: 994,863.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,897.42 : 1,785,554.67 = 720,925.26 : x
  2. Step 2: Convert to fraction form
    1,293,897.42/1,785,554.67 = 720,925.26/x
  3. Step 3: Cross multiply
    1,293,897.42x = 1,785,554.67 × 720,925.26
  4. Step 4: Simplify right side
    1,293,897.42x = 1,287,251,464,713.96
  5. Step 5: Solve for x
    x = 1,287,251,464,713.96/1,293,897.42
  6. Step 6: Final answer
    x = 994,863.62

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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.