Home / 1,341,208.80-2,012,309.64-488,347.92

Finding the Fourth Proportional to 1,341,208.80, 2,012,309.64 and 488,347.92

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Solution

The fourth proportional to 1,341,208.80, 2,012,309.64 and 488,347.92 is: 732,702.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,208.80 : 2,012,309.64 = 488,347.92 : x
  2. Step 2: Convert to fraction form
    1,341,208.80/2,012,309.64 = 488,347.92/x
  3. Step 3: Cross multiply
    1,341,208.80x = 2,012,309.64 × 488,347.92
  4. Step 4: Simplify right side
    1,341,208.80x = 982,707,227,089.95
  5. Step 5: Solve for x
    x = 982,707,227,089.95/1,341,208.80
  6. Step 6: Final answer
    x = 732,702.64

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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.