Home / 1,346,647.28-1,857,887.69-1,036,644.66

Finding the Fourth Proportional to 1,346,647.28, 1,857,887.69 and 1,036,644.66

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Solution

The fourth proportional to 1,346,647.28, 1,857,887.69 and 1,036,644.66 is: 1,430,195.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,647.28 : 1,857,887.69 = 1,036,644.66 : x
  2. Step 2: Convert to fraction form
    1,346,647.28/1,857,887.69 = 1,036,644.66/x
  3. Step 3: Cross multiply
    1,346,647.28x = 1,857,887.69 × 1,036,644.66
  4. Step 4: Simplify right side
    1,346,647.28x = 1,925,969,343,428.80
  5. Step 5: Solve for x
    x = 1,925,969,343,428.80/1,346,647.28
  6. Step 6: Final answer
    x = 1,430,195.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.