Home / 1,070,763.96-1,477,650.12-662,784.48

Finding the Fourth Proportional to 1,070,763.96, 1,477,650.12 and 662,784.48

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Solution

The fourth proportional to 1,070,763.96, 1,477,650.12 and 662,784.48 is: 914,640.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,763.96 : 1,477,650.12 = 662,784.48 : x
  2. Step 2: Convert to fraction form
    1,070,763.96/1,477,650.12 = 662,784.48/x
  3. Step 3: Cross multiply
    1,070,763.96x = 1,477,650.12 × 662,784.48
  4. Step 4: Simplify right side
    1,070,763.96x = 979,363,566,406.14
  5. Step 5: Solve for x
    x = 979,363,566,406.14/1,070,763.96
  6. Step 6: Final answer
    x = 914,640.02

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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.