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Finding the Fourth Proportional to 4,368,549.07, 6,553,769.50 and 1,672,874.40

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Solution

The fourth proportional to 4,368,549.07, 6,553,769.50 and 1,672,874.40 is: 2,509,673.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,368,549.07 : 6,553,769.50 = 1,672,874.40 : x
  2. Step 2: Convert to fraction form
    4,368,549.07/6,553,769.50 = 1,672,874.40/x
  3. Step 3: Cross multiply
    4,368,549.07x = 6,553,769.50 × 1,672,874.40
  4. Step 4: Simplify right side
    4,368,549.07x = 10,963,633,184,363.74
  5. Step 5: Solve for x
    x = 10,963,633,184,363.74/4,368,549.07
  6. Step 6: Final answer
    x = 2,509,673.81

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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.