Home / 1,211,830.80-1,671,711.92-924,852.66

Finding the Fourth Proportional to 1,211,830.80, 1,671,711.92 and 924,852.66

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Solution

The fourth proportional to 1,211,830.80, 1,671,711.92 and 924,852.66 is: 1,275,827.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,830.80 : 1,671,711.92 = 924,852.66 : x
  2. Step 2: Convert to fraction form
    1,211,830.80/1,671,711.92 = 924,852.66/x
  3. Step 3: Cross multiply
    1,211,830.80x = 1,671,711.92 × 924,852.66
  4. Step 4: Simplify right side
    1,211,830.80x = 1,546,087,215,965.71
  5. Step 5: Solve for x
    x = 1,546,087,215,965.71/1,211,830.80
  6. Step 6: Final answer
    x = 1,275,827.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.