Home / 2,812,567.16-4,218,877.42-682,670.52

Finding the Fourth Proportional to 2,812,567.16, 4,218,877.42 and 682,670.52

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Solution

The fourth proportional to 2,812,567.16, 4,218,877.42 and 682,670.52 is: 1,024,012.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,567.16 : 4,218,877.42 = 682,670.52 : x
  2. Step 2: Convert to fraction form
    2,812,567.16/4,218,877.42 = 682,670.52/x
  3. Step 3: Cross multiply
    2,812,567.16x = 4,218,877.42 × 682,670.52
  4. Step 4: Simplify right side
    2,812,567.16x = 2,880,103,242,127.66
  5. Step 5: Solve for x
    x = 2,880,103,242,127.66/2,812,567.16
  6. Step 6: Final answer
    x = 1,024,012.26

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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.