Home / 1,047,258.80-1,570,888.20-970,276.40

Finding the Fourth Proportional to 1,047,258.80, 1,570,888.20 and 970,276.40

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Solution

The fourth proportional to 1,047,258.80, 1,570,888.20 and 970,276.40 is: 1,455,414.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,258.80 : 1,570,888.20 = 970,276.40 : x
  2. Step 2: Convert to fraction form
    1,047,258.80/1,570,888.20 = 970,276.40/x
  3. Step 3: Cross multiply
    1,047,258.80x = 1,570,888.20 × 970,276.40
  4. Step 4: Simplify right side
    1,047,258.80x = 1,524,195,747,498.48
  5. Step 5: Solve for x
    x = 1,524,195,747,498.48/1,047,258.80
  6. Step 6: Final answer
    x = 1,455,414.60

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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.