Home / 1,056,721.80-1,585,306.26-346,690.38

Finding the Fourth Proportional to 1,056,721.80, 1,585,306.26 and 346,690.38

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Solution

The fourth proportional to 1,056,721.80, 1,585,306.26 and 346,690.38 is: 520,108.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,721.80 : 1,585,306.26 = 346,690.38 : x
  2. Step 2: Convert to fraction form
    1,056,721.80/1,585,306.26 = 346,690.38/x
  3. Step 3: Cross multiply
    1,056,721.80x = 1,585,306.26 × 346,690.38
  4. Step 4: Simplify right side
    1,056,721.80x = 549,610,429,695.78
  5. Step 5: Solve for x
    x = 549,610,429,695.78/1,056,721.80
  6. Step 6: Final answer
    x = 520,108.92

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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.