Home / 1,974,549.40-2,961,921.30-1,029,765.40

Finding the Fourth Proportional to 1,974,549.40, 2,961,921.30 and 1,029,765.40

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Solution

The fourth proportional to 1,974,549.40, 2,961,921.30 and 1,029,765.40 is: 1,544,698.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,549.40 : 2,961,921.30 = 1,029,765.40 : x
  2. Step 2: Convert to fraction form
    1,974,549.40/2,961,921.30 = 1,029,765.40/x
  3. Step 3: Cross multiply
    1,974,549.40x = 2,961,921.30 × 1,029,765.40
  4. Step 4: Simplify right side
    1,974,549.40x = 3,050,084,072,263.02
  5. Step 5: Solve for x
    x = 3,050,084,072,263.02/1,974,549.40
  6. Step 6: Final answer
    x = 1,544,698.79

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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.