Home / 1,625,597.20-2,243,324.32-900,491.88

Finding the Fourth Proportional to 1,625,597.20, 2,243,324.32 and 900,491.88

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Solution

The fourth proportional to 1,625,597.20, 2,243,324.32 and 900,491.88 is: 1,242,678.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,597.20 : 2,243,324.32 = 900,491.88 : x
  2. Step 2: Convert to fraction form
    1,625,597.20/2,243,324.32 = 900,491.88/x
  3. Step 3: Cross multiply
    1,625,597.20x = 2,243,324.32 × 900,491.88
  4. Step 4: Simplify right side
    1,625,597.20x = 2,020,095,334,366.52
  5. Step 5: Solve for x
    x = 2,020,095,334,366.52/1,625,597.20
  6. Step 6: Final answer
    x = 1,242,678.90

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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.