Home / 980,445.60-1,470,668.40-973,447.20

Finding the Fourth Proportional to 980,445.60, 1,470,668.40 and 973,447.20

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Solution

The fourth proportional to 980,445.60, 1,470,668.40 and 973,447.20 is: 1,460,170.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,445.60 : 1,470,668.40 = 973,447.20 : x
  2. Step 2: Convert to fraction form
    980,445.60/1,470,668.40 = 973,447.20/x
  3. Step 3: Cross multiply
    980,445.60x = 1,470,668.40 × 973,447.20
  4. Step 4: Simplify right side
    980,445.60x = 1,431,618,036,108.48
  5. Step 5: Solve for x
    x = 1,431,618,036,108.48/980,445.60
  6. Step 6: Final answer
    x = 1,460,170.80

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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.