Home / 948,776.32-1,415,712.52-890,869.06

Finding the Fourth Proportional to 948,776.32, 1,415,712.52 and 890,869.06

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Solution

The fourth proportional to 948,776.32, 1,415,712.52 and 890,869.06 is: 1,329,306.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,776.32 : 1,415,712.52 = 890,869.06 : x
  2. Step 2: Convert to fraction form
    948,776.32/1,415,712.52 = 890,869.06/x
  3. Step 3: Cross multiply
    948,776.32x = 1,415,712.52 × 890,869.06
  4. Step 4: Simplify right side
    948,776.32x = 1,261,214,481,922.63
  5. Step 5: Solve for x
    x = 1,261,214,481,922.63/948,776.32
  6. Step 6: Final answer
    x = 1,329,306.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.