Home / 1,103,302.80-1,656,509.40-683,398.80

Finding the Fourth Proportional to 1,103,302.80, 1,656,509.40 and 683,398.80

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Solution

The fourth proportional to 1,103,302.80, 1,656,509.40 and 683,398.80 is: 1,026,061.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,302.80 : 1,656,509.40 = 683,398.80 : x
  2. Step 2: Convert to fraction form
    1,103,302.80/1,656,509.40 = 683,398.80/x
  3. Step 3: Cross multiply
    1,103,302.80x = 1,656,509.40 × 683,398.80
  4. Step 4: Simplify right side
    1,103,302.80x = 1,132,056,536,148.72
  5. Step 5: Solve for x
    x = 1,132,056,536,148.72/1,103,302.80
  6. Step 6: Final answer
    x = 1,026,061.51

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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.