Home / 3,554,590.20-4,905,921.06-2,178,699.27

Finding the Fourth Proportional to 3,554,590.20, 4,905,921.06 and 2,178,699.27

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Solution

The fourth proportional to 3,554,590.20, 4,905,921.06 and 2,178,699.27 is: 3,006,964.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554,590.20 : 4,905,921.06 = 2,178,699.27 : x
  2. Step 2: Convert to fraction form
    3,554,590.20/4,905,921.06 = 2,178,699.27/x
  3. Step 3: Cross multiply
    3,554,590.20x = 4,905,921.06 × 2,178,699.27
  4. Step 4: Simplify right side
    3,554,590.20x = 10,688,526,636,194.31
  5. Step 5: Solve for x
    x = 10,688,526,636,194.31/3,554,590.20
  6. Step 6: Final answer
    x = 3,006,964.52

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1.5x scale

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.