Home / 3,345,700.68-5,018,555.07-916,874.10

Finding the Fourth Proportional to 3,345,700.68, 5,018,555.07 and 916,874.10

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Solution

The fourth proportional to 3,345,700.68, 5,018,555.07 and 916,874.10 is: 1,375,312.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345,700.68 : 5,018,555.07 = 916,874.10 : x
  2. Step 2: Convert to fraction form
    3,345,700.68/5,018,555.07 = 916,874.10/x
  3. Step 3: Cross multiply
    3,345,700.68x = 5,018,555.07 × 916,874.10
  4. Step 4: Simplify right side
    3,345,700.68x = 4,601,383,163,106.69
  5. Step 5: Solve for x
    x = 4,601,383,163,106.69/3,345,700.68
  6. Step 6: Final answer
    x = 1,375,312.26

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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.