Home / 3,256,809.60-4,885,214.40-2,123,068.80

Finding the Fourth Proportional to 3,256,809.60, 4,885,214.40 and 2,123,068.80

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Solution

The fourth proportional to 3,256,809.60, 4,885,214.40 and 2,123,068.80 is: 3,184,603.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256,809.60 : 4,885,214.40 = 2,123,068.80 : x
  2. Step 2: Convert to fraction form
    3,256,809.60/4,885,214.40 = 2,123,068.80/x
  3. Step 3: Cross multiply
    3,256,809.60x = 4,885,214.40 × 2,123,068.80
  4. Step 4: Simplify right side
    3,256,809.60x = 10,371,646,273,950.72
  5. Step 5: Solve for x
    x = 10,371,646,273,950.72/3,256,809.60
  6. Step 6: Final answer
    x = 3,184,603.20

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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.