Home / 1,977,602.40-2,962,904.40-1,851,631.20

Finding the Fourth Proportional to 1,977,602.40, 2,962,904.40 and 1,851,631.20

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Solution

The fourth proportional to 1,977,602.40, 2,962,904.40 and 1,851,631.20 is: 2,774,170.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,602.40 : 2,962,904.40 = 1,851,631.20 : x
  2. Step 2: Convert to fraction form
    1,977,602.40/2,962,904.40 = 1,851,631.20/x
  3. Step 3: Cross multiply
    1,977,602.40x = 2,962,904.40 × 1,851,631.20
  4. Step 4: Simplify right side
    1,977,602.40x = 5,486,206,229,657.28
  5. Step 5: Solve for x
    x = 5,486,206,229,657.28/1,977,602.40
  6. Step 6: Final answer
    x = 2,774,170.50

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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.