Home / 1,372,442.40-2,058,663.60-1,018,148.40

Finding the Fourth Proportional to 1,372,442.40, 2,058,663.60 and 1,018,148.40

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Solution

The fourth proportional to 1,372,442.40, 2,058,663.60 and 1,018,148.40 is: 1,527,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,442.40 : 2,058,663.60 = 1,018,148.40 : x
  2. Step 2: Convert to fraction form
    1,372,442.40/2,058,663.60 = 1,018,148.40/x
  3. Step 3: Cross multiply
    1,372,442.40x = 2,058,663.60 × 1,018,148.40
  4. Step 4: Simplify right side
    1,372,442.40x = 2,096,025,050,478.24
  5. Step 5: Solve for x
    x = 2,096,025,050,478.24/1,372,442.40
  6. Step 6: Final answer
    x = 1,527,222.60

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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.