Home / 1,863,319.17-2,571,471.68-1,047,779.58

Finding the Fourth Proportional to 1,863,319.17, 2,571,471.68 and 1,047,779.58

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Solution

The fourth proportional to 1,863,319.17, 2,571,471.68 and 1,047,779.58 is: 1,445,987.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,319.17 : 2,571,471.68 = 1,047,779.58 : x
  2. Step 2: Convert to fraction form
    1,863,319.17/2,571,471.68 = 1,047,779.58/x
  3. Step 3: Cross multiply
    1,863,319.17x = 2,571,471.68 × 1,047,779.58
  4. Step 4: Simplify right side
    1,863,319.17x = 2,694,335,511,613.40
  5. Step 5: Solve for x
    x = 2,694,335,511,613.40/1,863,319.17
  6. Step 6: Final answer
    x = 1,445,987.12

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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.