Home / 936,458.20-1,402,613.70-770,570.20

Finding the Fourth Proportional to 936,458.20, 1,402,613.70 and 770,570.20

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Solution

The fourth proportional to 936,458.20, 1,402,613.70 and 770,570.20 is: 1,154,149.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,458.20 : 1,402,613.70 = 770,570.20 : x
  2. Step 2: Convert to fraction form
    936,458.20/1,402,613.70 = 770,570.20/x
  3. Step 3: Cross multiply
    936,458.20x = 1,402,613.70 × 770,570.20
  4. Step 4: Simplify right side
    936,458.20x = 1,080,812,319,331.74
  5. Step 5: Solve for x
    x = 1,080,812,319,331.74/936,458.20
  6. Step 6: Final answer
    x = 1,154,149.03

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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.