Home / 1,329,548.60-1,993,934.10-476,521.40

Finding the Fourth Proportional to 1,329,548.60, 1,993,934.10 and 476,521.40

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Solution

The fourth proportional to 1,329,548.60, 1,993,934.10 and 476,521.40 is: 714,642.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,548.60 : 1,993,934.10 = 476,521.40 : x
  2. Step 2: Convert to fraction form
    1,329,548.60/1,993,934.10 = 476,521.40/x
  3. Step 3: Cross multiply
    1,329,548.60x = 1,993,934.10 × 476,521.40
  4. Step 4: Simplify right side
    1,329,548.60x = 950,152,268,839.74
  5. Step 5: Solve for x
    x = 950,152,268,839.74/1,329,548.60
  6. Step 6: Final answer
    x = 714,642.75

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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.