Home / 1,197,545.42-1,796,343.64-429,093.31

Finding the Fourth Proportional to 1,197,545.42, 1,796,343.64 and 429,093.31

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Solution

The fourth proportional to 1,197,545.42, 1,796,343.64 and 429,093.31 is: 643,649.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,545.42 : 1,796,343.64 = 429,093.31 : x
  2. Step 2: Convert to fraction form
    1,197,545.42/1,796,343.64 = 429,093.31/x
  3. Step 3: Cross multiply
    1,197,545.42x = 1,796,343.64 × 429,093.31
  4. Step 4: Simplify right side
    1,197,545.42x = 770,799,038,385.05
  5. Step 5: Solve for x
    x = 770,799,038,385.05/1,197,545.42
  6. Step 6: Final answer
    x = 643,649.11

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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.