Home / 3,548,558.70-4,897,006.14-2,020,665.78

Finding the Fourth Proportional to 3,548,558.70, 4,897,006.14 and 2,020,665.78

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Solution

The fourth proportional to 3,548,558.70, 4,897,006.14 and 2,020,665.78 is: 2,788,516.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548,558.70 : 4,897,006.14 = 2,020,665.78 : x
  2. Step 2: Convert to fraction form
    3,548,558.70/4,897,006.14 = 2,020,665.78/x
  3. Step 3: Cross multiply
    3,548,558.70x = 4,897,006.14 × 2,020,665.78
  4. Step 4: Simplify right side
    3,548,558.70x = 9,895,212,731,547.89
  5. Step 5: Solve for x
    x = 9,895,212,731,547.89/3,548,558.70
  6. Step 6: Final answer
    x = 2,788,516.01

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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.