Home / 1,664,895.38-2,297,557.65-900,948.95

Finding the Fourth Proportional to 1,664,895.38, 2,297,557.65 and 900,948.95

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Solution

The fourth proportional to 1,664,895.38, 2,297,557.65 and 900,948.95 is: 1,243,310.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,895.38 : 2,297,557.65 = 900,948.95 : x
  2. Step 2: Convert to fraction form
    1,664,895.38/2,297,557.65 = 900,948.95/x
  3. Step 3: Cross multiply
    1,664,895.38x = 2,297,557.65 × 900,948.95
  4. Step 4: Simplify right side
    1,664,895.38x = 2,069,982,140,844.18
  5. Step 5: Solve for x
    x = 2,069,982,140,844.18/1,664,895.38
  6. Step 6: Final answer
    x = 1,243,310.64

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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.