Home / 1,052,149.85-1,575,941.06-646,109.71

Finding the Fourth Proportional to 1,052,149.85, 1,575,941.06 and 646,109.71

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Solution

The fourth proportional to 1,052,149.85, 1,575,941.06 and 646,109.71 is: 967,762.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,149.85 : 1,575,941.06 = 646,109.71 : x
  2. Step 2: Convert to fraction form
    1,052,149.85/1,575,941.06 = 646,109.71/x
  3. Step 3: Cross multiply
    1,052,149.85x = 1,575,941.06 × 646,109.71
  4. Step 4: Simplify right side
    1,052,149.85x = 1,018,230,827,793.78
  5. Step 5: Solve for x
    x = 1,018,230,827,793.78/1,052,149.85
  6. Step 6: Final answer
    x = 967,762.17

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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.