Home / 980,024.40-1,470,036.60-822,560.40

Finding the Fourth Proportional to 980,024.40, 1,470,036.60 and 822,560.40

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Solution

The fourth proportional to 980,024.40, 1,470,036.60 and 822,560.40 is: 1,233,840.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,024.40 : 1,470,036.60 = 822,560.40 : x
  2. Step 2: Convert to fraction form
    980,024.40/1,470,036.60 = 822,560.40/x
  3. Step 3: Cross multiply
    980,024.40x = 1,470,036.60 × 822,560.40
  4. Step 4: Simplify right side
    980,024.40x = 1,209,193,893,710.64
  5. Step 5: Solve for x
    x = 1,209,193,893,710.64/980,024.40
  6. Step 6: Final answer
    x = 1,233,840.60

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1.5x scale

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.