Home / 1,552,491-2,328,736.50-430,560

Finding the Fourth Proportional to 1,552,491, 2,328,736.50 and 430,560

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Solution

The fourth proportional to 1,552,491, 2,328,736.50 and 430,560 is: 645,840

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,491 : 2,328,736.50 = 430,560 : x
  2. Step 2: Convert to fraction form
    1,552,491/2,328,736.50 = 430,560/x
  3. Step 3: Cross multiply
    1,552,491x = 2,328,736.50 × 430,560
  4. Step 4: Simplify right side
    1,552,491x = 1,002,660,787,440
  5. Step 5: Solve for x
    x = 1,002,660,787,440/1,552,491
  6. Step 6: Final answer
    x = 645,840

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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.