Home / 5,326,961.52-7,990,675.56-1,540,827.12

Finding the Fourth Proportional to 5,326,961.52, 7,990,675.56 and 1,540,827.12

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Solution

The fourth proportional to 5,326,961.52, 7,990,675.56 and 1,540,827.12 is: 2,311,308.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326,961.52 : 7,990,675.56 = 1,540,827.12 : x
  2. Step 2: Convert to fraction form
    5,326,961.52/7,990,675.56 = 1,540,827.12/x
  3. Step 3: Cross multiply
    5,326,961.52x = 7,990,675.56 × 1,540,827.12
  4. Step 4: Simplify right side
    5,326,961.52x = 12,312,249,609,969.19
  5. Step 5: Solve for x
    x = 12,312,249,609,969.19/5,326,961.52
  6. Step 6: Final answer
    x = 2,311,308.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.