Home / 1,664,813.28-2,297,446.32-900,875.04

Finding the Fourth Proportional to 1,664,813.28, 2,297,446.32 and 900,875.04

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Solution

The fourth proportional to 1,664,813.28, 2,297,446.32 and 900,875.04 is: 1,243,209.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,813.28 : 2,297,446.32 = 900,875.04 : x
  2. Step 2: Convert to fraction form
    1,664,813.28/2,297,446.32 = 900,875.04/x
  3. Step 3: Cross multiply
    1,664,813.28x = 2,297,446.32 × 900,875.04
  4. Step 4: Simplify right side
    1,664,813.28x = 2,069,712,045,427.85
  5. Step 5: Solve for x
    x = 2,069,712,045,427.85/1,664,813.28
  6. Step 6: Final answer
    x = 1,243,209.72

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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.