Home / 1,041,017.60-1,560,068.40-828,149.60

Finding the Fourth Proportional to 1,041,017.60, 1,560,068.40 and 828,149.60

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Solution

The fourth proportional to 1,041,017.60, 1,560,068.40 and 828,149.60 is: 1,241,064.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,017.60 : 1,560,068.40 = 828,149.60 : x
  2. Step 2: Convert to fraction form
    1,041,017.60/1,560,068.40 = 828,149.60/x
  3. Step 3: Cross multiply
    1,041,017.60x = 1,560,068.40 × 828,149.60
  4. Step 4: Simplify right side
    1,041,017.60x = 1,291,970,021,432.64
  5. Step 5: Solve for x
    x = 1,291,970,021,432.64/1,041,017.60
  6. Step 6: Final answer
    x = 1,241,064.53

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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.