Home / 1,069,903.34-1,475,605.67-940,565.28

Finding the Fourth Proportional to 1,069,903.34, 1,475,605.67 and 940,565.28

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Solution

The fourth proportional to 1,069,903.34, 1,475,605.67 and 940,565.28 is: 1,297,223.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,903.34 : 1,475,605.67 = 940,565.28 : x
  2. Step 2: Convert to fraction form
    1,069,903.34/1,475,605.67 = 940,565.28/x
  3. Step 3: Cross multiply
    1,069,903.34x = 1,475,605.67 × 940,565.28
  4. Step 4: Simplify right side
    1,069,903.34x = 1,387,903,455,470.31
  5. Step 5: Solve for x
    x = 1,387,903,455,470.31/1,069,903.34
  6. Step 6: Final answer
    x = 1,297,223.23

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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.