Home / 1,001,787.51-1,382,630.40-745,367.22

Finding the Fourth Proportional to 1,001,787.51, 1,382,630.40 and 745,367.22

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Solution

The fourth proportional to 1,001,787.51, 1,382,630.40 and 745,367.22 is: 1,028,728.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,787.51 : 1,382,630.40 = 745,367.22 : x
  2. Step 2: Convert to fraction form
    1,001,787.51/1,382,630.40 = 745,367.22/x
  3. Step 3: Cross multiply
    1,001,787.51x = 1,382,630.40 × 745,367.22
  4. Step 4: Simplify right side
    1,001,787.51x = 1,030,567,377,535.49
  5. Step 5: Solve for x
    x = 1,030,567,377,535.49/1,001,787.51
  6. Step 6: Final answer
    x = 1,028,728.52

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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.