Home / 1,328,752.20-1,992,804.30-382,024.20

Finding the Fourth Proportional to 1,328,752.20, 1,992,804.30 and 382,024.20

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Solution

The fourth proportional to 1,328,752.20, 1,992,804.30 and 382,024.20 is: 572,943.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,752.20 : 1,992,804.30 = 382,024.20 : x
  2. Step 2: Convert to fraction form
    1,328,752.20/1,992,804.30 = 382,024.20/x
  3. Step 3: Cross multiply
    1,328,752.20x = 1,992,804.30 × 382,024.20
  4. Step 4: Simplify right side
    1,328,752.20x = 761,299,468,464.06
  5. Step 5: Solve for x
    x = 761,299,468,464.06/1,328,752.20
  6. Step 6: Final answer
    x = 572,943.15

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1.5x scale

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.