Home / 1,050,129.60-1,575,367.20-451,377.60

Finding the Fourth Proportional to 1,050,129.60, 1,575,367.20 and 451,377.60

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Solution

The fourth proportional to 1,050,129.60, 1,575,367.20 and 451,377.60 is: 677,140.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,129.60 : 1,575,367.20 = 451,377.60 : x
  2. Step 2: Convert to fraction form
    1,050,129.60/1,575,367.20 = 451,377.60/x
  3. Step 3: Cross multiply
    1,050,129.60x = 1,575,367.20 × 451,377.60
  4. Step 4: Simplify right side
    1,050,129.60x = 711,085,465,854.72
  5. Step 5: Solve for x
    x = 711,085,465,854.72/1,050,129.60
  6. Step 6: Final answer
    x = 677,140.67

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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.