Home / 2,779,258.34-4,169,223.78-981,774.02

Finding the Fourth Proportional to 2,779,258.34, 4,169,223.78 and 981,774.02

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Solution

The fourth proportional to 2,779,258.34, 4,169,223.78 and 981,774.02 is: 1,472,779.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,258.34 : 4,169,223.78 = 981,774.02 : x
  2. Step 2: Convert to fraction form
    2,779,258.34/4,169,223.78 = 981,774.02/x
  3. Step 3: Cross multiply
    2,779,258.34x = 4,169,223.78 × 981,774.02
  4. Step 4: Simplify right side
    2,779,258.34x = 4,093,235,590,770.20
  5. Step 5: Solve for x
    x = 4,093,235,590,770.20/2,779,258.34
  6. Step 6: Final answer
    x = 1,472,779.82

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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.