Home / 1,491,360.81-2,057,423.27-1,007,749.77

Finding the Fourth Proportional to 1,491,360.81, 2,057,423.27 and 1,007,749.77

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Solution

The fourth proportional to 1,491,360.81, 2,057,423.27 and 1,007,749.77 is: 1,390,252.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,360.81 : 2,057,423.27 = 1,007,749.77 : x
  2. Step 2: Convert to fraction form
    1,491,360.81/2,057,423.27 = 1,007,749.77/x
  3. Step 3: Cross multiply
    1,491,360.81x = 2,057,423.27 × 1,007,749.77
  4. Step 4: Simplify right side
    1,491,360.81x = 2,073,367,822,096.40
  5. Step 5: Solve for x
    x = 2,073,367,822,096.40/1,491,360.81
  6. Step 6: Final answer
    x = 1,390,252.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.