Home / 1,559,258.38-2,339,040.78-648,252.70

Finding the Fourth Proportional to 1,559,258.38, 2,339,040.78 and 648,252.70

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Solution

The fourth proportional to 1,559,258.38, 2,339,040.78 and 648,252.70 is: 972,442.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,258.38 : 2,339,040.78 = 648,252.70 : x
  2. Step 2: Convert to fraction form
    1,559,258.38/2,339,040.78 = 648,252.70/x
  3. Step 3: Cross multiply
    1,559,258.38x = 2,339,040.78 × 648,252.70
  4. Step 4: Simplify right side
    1,559,258.38x = 1,516,289,501,045.11
  5. Step 5: Solve for x
    x = 1,516,289,501,045.11/1,559,258.38
  6. Step 6: Final answer
    x = 972,442.75

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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.