Home / 2,774,829.40-4,159,479.30-1,276,307.80

Finding the Fourth Proportional to 2,774,829.40, 4,159,479.30 and 1,276,307.80

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Solution

The fourth proportional to 2,774,829.40, 4,159,479.30 and 1,276,307.80 is: 1,913,190.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,829.40 : 4,159,479.30 = 1,276,307.80 : x
  2. Step 2: Convert to fraction form
    2,774,829.40/4,159,479.30 = 1,276,307.80/x
  3. Step 3: Cross multiply
    2,774,829.40x = 4,159,479.30 × 1,276,307.80
  4. Step 4: Simplify right side
    2,774,829.40x = 5,308,775,874,528.54
  5. Step 5: Solve for x
    x = 5,308,775,874,528.54/2,774,829.40
  6. Step 6: Final answer
    x = 1,913,190.01

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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.