Home / 1,307,846.16-1,961,775.96-397,036.56

Finding the Fourth Proportional to 1,307,846.16, 1,961,775.96 and 397,036.56

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Solution

The fourth proportional to 1,307,846.16, 1,961,775.96 and 397,036.56 is: 595,556.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,846.16 : 1,961,775.96 = 397,036.56 : x
  2. Step 2: Convert to fraction form
    1,307,846.16/1,961,775.96 = 397,036.56/x
  3. Step 3: Cross multiply
    1,307,846.16x = 1,961,775.96 × 397,036.56
  4. Step 4: Simplify right side
    1,307,846.16x = 778,896,778,649.10
  5. Step 5: Solve for x
    x = 778,896,778,649.10/1,307,846.16
  6. Step 6: Final answer
    x = 595,556.88

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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.