Home / 1,891,091.19-2,609,348.93-1,127,215.83

Finding the Fourth Proportional to 1,891,091.19, 2,609,348.93 and 1,127,215.83

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Solution

The fourth proportional to 1,891,091.19, 2,609,348.93 and 1,127,215.83 is: 1,555,345.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,091.19 : 2,609,348.93 = 1,127,215.83 : x
  2. Step 2: Convert to fraction form
    1,891,091.19/2,609,348.93 = 1,127,215.83/x
  3. Step 3: Cross multiply
    1,891,091.19x = 2,609,348.93 × 1,127,215.83
  4. Step 4: Simplify right side
    1,891,091.19x = 2,941,299,414,253.48
  5. Step 5: Solve for x
    x = 2,941,299,414,253.48/1,891,091.19
  6. Step 6: Final answer
    x = 1,555,345.10

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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.