Home / 1,255,482.06-1,732,700.70-711,559.46

Finding the Fourth Proportional to 1,255,482.06, 1,732,700.70 and 711,559.46

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Solution

The fourth proportional to 1,255,482.06, 1,732,700.70 and 711,559.46 is: 982,028.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,482.06 : 1,732,700.70 = 711,559.46 : x
  2. Step 2: Convert to fraction form
    1,255,482.06/1,732,700.70 = 711,559.46/x
  3. Step 3: Cross multiply
    1,255,482.06x = 1,732,700.70 × 711,559.46
  4. Step 4: Simplify right side
    1,255,482.06x = 1,232,919,565,770.12
  5. Step 5: Solve for x
    x = 1,232,919,565,770.12/1,255,482.06
  6. Step 6: Final answer
    x = 982,028.82

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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.