Home / 3,283,430.95-4,919,742.19-1,123,275.20

Finding the Fourth Proportional to 3,283,430.95, 4,919,742.19 and 1,123,275.20

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Solution

The fourth proportional to 3,283,430.95, 4,919,742.19 and 1,123,275.20 is: 1,683,063.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283,430.95 : 4,919,742.19 = 1,123,275.20 : x
  2. Step 2: Convert to fraction form
    3,283,430.95/4,919,742.19 = 1,123,275.20/x
  3. Step 3: Cross multiply
    3,283,430.95x = 4,919,742.19 × 1,123,275.20
  4. Step 4: Simplify right side
    3,283,430.95x = 5,526,224,369,226.07
  5. Step 5: Solve for x
    x = 5,526,224,369,226.07/3,283,430.95
  6. Step 6: Final answer
    x = 1,683,063.98

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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.