Home / 1,070,070.96-1,604,639.60-404,756.40

Finding the Fourth Proportional to 1,070,070.96, 1,604,639.60 and 404,756.40

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Solution

The fourth proportional to 1,070,070.96, 1,604,639.60 and 404,756.40 is: 606,958.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,070.96 : 1,604,639.60 = 404,756.40 : x
  2. Step 2: Convert to fraction form
    1,070,070.96/1,604,639.60 = 404,756.40/x
  3. Step 3: Cross multiply
    1,070,070.96x = 1,604,639.60 × 404,756.40
  4. Step 4: Simplify right side
    1,070,070.96x = 649,488,147,793.44
  5. Step 5: Solve for x
    x = 649,488,147,793.44/1,070,070.96
  6. Step 6: Final answer
    x = 606,958.02

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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.