Home / 1,835,218.80-2,752,828.20-487,589.40

Finding the Fourth Proportional to 1,835,218.80, 2,752,828.20 and 487,589.40

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Solution

The fourth proportional to 1,835,218.80, 2,752,828.20 and 487,589.40 is: 731,384.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835,218.80 : 2,752,828.20 = 487,589.40 : x
  2. Step 2: Convert to fraction form
    1,835,218.80/2,752,828.20 = 487,589.40/x
  3. Step 3: Cross multiply
    1,835,218.80x = 2,752,828.20 × 487,589.40
  4. Step 4: Simplify right side
    1,835,218.80x = 1,342,249,850,341.08
  5. Step 5: Solve for x
    x = 1,342,249,850,341.08/1,835,218.80
  6. Step 6: Final answer
    x = 731,384.10

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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.