Home / 2,832,430.12-3,908,704.35-1,543,281.10

Finding the Fourth Proportional to 2,832,430.12, 3,908,704.35 and 1,543,281.10

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Solution

The fourth proportional to 2,832,430.12, 3,908,704.35 and 1,543,281.10 is: 2,129,701.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832,430.12 : 3,908,704.35 = 1,543,281.10 : x
  2. Step 2: Convert to fraction form
    2,832,430.12/3,908,704.35 = 1,543,281.10/x
  3. Step 3: Cross multiply
    2,832,430.12x = 3,908,704.35 × 1,543,281.10
  4. Step 4: Simplify right side
    2,832,430.12x = 6,032,229,548,842.79
  5. Step 5: Solve for x
    x = 6,032,229,548,842.79/2,832,430.12
  6. Step 6: Final answer
    x = 2,129,701.10

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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.