Home / 1,047,767.48-1,571,639.70-627,160.76

Finding the Fourth Proportional to 1,047,767.48, 1,571,639.70 and 627,160.76

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Solution

The fourth proportional to 1,047,767.48, 1,571,639.70 and 627,160.76 is: 940,734.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,767.48 : 1,571,639.70 = 627,160.76 : x
  2. Step 2: Convert to fraction form
    1,047,767.48/1,571,639.70 = 627,160.76/x
  3. Step 3: Cross multiply
    1,047,767.48x = 1,571,639.70 × 627,160.76
  4. Step 4: Simplify right side
    1,047,767.48x = 985,670,748,698.17
  5. Step 5: Solve for x
    x = 985,670,748,698.17/1,047,767.48
  6. Step 6: Final answer
    x = 940,734.24

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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.