Home / 4,830,971.20-7,246,456.80-1,465,345.60

Finding the Fourth Proportional to 4,830,971.20, 7,246,456.80 and 1,465,345.60

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Solution

The fourth proportional to 4,830,971.20, 7,246,456.80 and 1,465,345.60 is: 2,198,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830,971.20 : 7,246,456.80 = 1,465,345.60 : x
  2. Step 2: Convert to fraction form
    4,830,971.20/7,246,456.80 = 1,465,345.60/x
  3. Step 3: Cross multiply
    4,830,971.20x = 7,246,456.80 × 1,465,345.60
  4. Step 4: Simplify right side
    4,830,971.20x = 10,618,563,587,470.08
  5. Step 5: Solve for x
    x = 10,618,563,587,470.08/4,830,971.20
  6. Step 6: Final answer
    x = 2,198,018.40

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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.