Home / 2,779,256.34-4,169,220.78-981,772.02

Finding the Fourth Proportional to 2,779,256.34, 4,169,220.78 and 981,772.02

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Solution

The fourth proportional to 2,779,256.34, 4,169,220.78 and 981,772.02 is: 1,472,776.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,256.34 : 4,169,220.78 = 981,772.02 : x
  2. Step 2: Convert to fraction form
    2,779,256.34/4,169,220.78 = 981,772.02/x
  3. Step 3: Cross multiply
    2,779,256.34x = 4,169,220.78 × 981,772.02
  4. Step 4: Simplify right side
    2,779,256.34x = 4,093,224,307,006.58
  5. Step 5: Solve for x
    x = 4,093,224,307,006.58/2,779,256.34
  6. Step 6: Final answer
    x = 1,472,776.82

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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.