Home / 1,454,038.28-2,005,266.57-910,223.65

Finding the Fourth Proportional to 1,454,038.28, 2,005,266.57 and 910,223.65

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Solution

The fourth proportional to 1,454,038.28, 2,005,266.57 and 910,223.65 is: 1,255,290.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,038.28 : 2,005,266.57 = 910,223.65 : x
  2. Step 2: Convert to fraction form
    1,454,038.28/2,005,266.57 = 910,223.65/x
  3. Step 3: Cross multiply
    1,454,038.28x = 2,005,266.57 × 910,223.65
  4. Step 4: Simplify right side
    1,454,038.28x = 1,825,241,051,555.21
  5. Step 5: Solve for x
    x = 1,825,241,051,555.21/1,454,038.28
  6. Step 6: Final answer
    x = 1,255,290.92

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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.