Home / 1,551,078.71-2,326,680.63-540,302.90

Finding the Fourth Proportional to 1,551,078.71, 2,326,680.63 and 540,302.90

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Solution

The fourth proportional to 1,551,078.71, 2,326,680.63 and 540,302.90 is: 810,476.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,078.71 : 2,326,680.63 = 540,302.90 : x
  2. Step 2: Convert to fraction form
    1,551,078.71/2,326,680.63 = 540,302.90/x
  3. Step 3: Cross multiply
    1,551,078.71x = 2,326,680.63 × 540,302.90
  4. Step 4: Simplify right side
    1,551,078.71x = 1,257,112,280,129.42
  5. Step 5: Solve for x
    x = 1,257,112,280,129.42/1,551,078.71
  6. Step 6: Final answer
    x = 810,476.14

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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.