Home / 4,812,640-6,641,443.20-2,666,464

Finding the Fourth Proportional to 4,812,640, 6,641,443.20 and 2,666,464

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Solution

The fourth proportional to 4,812,640, 6,641,443.20 and 2,666,464 is: 3,679,720.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812,640 : 6,641,443.20 = 2,666,464 : x
  2. Step 2: Convert to fraction form
    4,812,640/6,641,443.20 = 2,666,464/x
  3. Step 3: Cross multiply
    4,812,640x = 6,641,443.20 × 2,666,464
  4. Step 4: Simplify right side
    4,812,640x = 17,709,169,200,844.80
  5. Step 5: Solve for x
    x = 17,709,169,200,844.80/4,812,640
  6. Step 6: Final answer
    x = 3,679,720.32

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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.