Home / 1,678,247.16-2,315,984-953,094.72

Finding the Fourth Proportional to 1,678,247.16, 2,315,984 and 953,094.72

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Solution

The fourth proportional to 1,678,247.16, 2,315,984 and 953,094.72 is: 1,315,272.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,247.16 : 2,315,984 = 953,094.72 : x
  2. Step 2: Convert to fraction form
    1,678,247.16/2,315,984 = 953,094.72/x
  3. Step 3: Cross multiply
    1,678,247.16x = 2,315,984 × 953,094.72
  4. Step 4: Simplify right side
    1,678,247.16x = 2,207,352,122,004.48
  5. Step 5: Solve for x
    x = 2,207,352,122,004.48/1,678,247.16
  6. Step 6: Final answer
    x = 1,315,272.37

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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.