Home / 977,693.20-1,466,539.80-679,094.80

Finding the Fourth Proportional to 977,693.20, 1,466,539.80 and 679,094.80

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Solution

The fourth proportional to 977,693.20, 1,466,539.80 and 679,094.80 is: 1,018,642.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,693.20 : 1,466,539.80 = 679,094.80 : x
  2. Step 2: Convert to fraction form
    977,693.20/1,466,539.80 = 679,094.80/x
  3. Step 3: Cross multiply
    977,693.20x = 1,466,539.80 × 679,094.80
  4. Step 4: Simplify right side
    977,693.20x = 995,919,552,173.04
  5. Step 5: Solve for x
    x = 995,919,552,173.04/977,693.20
  6. Step 6: Final answer
    x = 1,018,642.20

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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.