Home / 1,070,799.16-1,604,057.06-644,099.40

Finding the Fourth Proportional to 1,070,799.16, 1,604,057.06 and 644,099.40

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Solution

The fourth proportional to 1,070,799.16, 1,604,057.06 and 644,099.40 is: 964,860.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,799.16 : 1,604,057.06 = 644,099.40 : x
  2. Step 2: Convert to fraction form
    1,070,799.16/1,604,057.06 = 644,099.40/x
  3. Step 3: Cross multiply
    1,070,799.16x = 1,604,057.06 × 644,099.40
  4. Step 4: Simplify right side
    1,070,799.16x = 1,033,172,189,911.76
  5. Step 5: Solve for x
    x = 1,033,172,189,911.76/1,070,799.16
  6. Step 6: Final answer
    x = 964,860.85

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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.