Home / 1,870,546.79-2,581,135.22-1,054,701.88

Finding the Fourth Proportional to 1,870,546.79, 2,581,135.22 and 1,054,701.88

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Solution

The fourth proportional to 1,870,546.79, 2,581,135.22 and 1,054,701.88 is: 1,455,364.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,546.79 : 2,581,135.22 = 1,054,701.88 : x
  2. Step 2: Convert to fraction form
    1,870,546.79/2,581,135.22 = 1,054,701.88/x
  3. Step 3: Cross multiply
    1,870,546.79x = 2,581,135.22 × 1,054,701.88
  4. Step 4: Simplify right side
    1,870,546.79x = 2,722,328,165,252.13
  5. Step 5: Solve for x
    x = 2,722,328,165,252.13/1,870,546.79
  6. Step 6: Final answer
    x = 1,455,364.91

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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.