Home / 2,319,376.20-3,479,064.30-1,372,259.40

Finding the Fourth Proportional to 2,319,376.20, 3,479,064.30 and 1,372,259.40

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Solution

The fourth proportional to 2,319,376.20, 3,479,064.30 and 1,372,259.40 is: 2,058,389.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,376.20 : 3,479,064.30 = 1,372,259.40 : x
  2. Step 2: Convert to fraction form
    2,319,376.20/3,479,064.30 = 1,372,259.40/x
  3. Step 3: Cross multiply
    2,319,376.20x = 3,479,064.30 × 1,372,259.40
  4. Step 4: Simplify right side
    2,319,376.20x = 4,774,178,688,879.42
  5. Step 5: Solve for x
    x = 4,774,178,688,879.42/2,319,376.20
  6. Step 6: Final answer
    x = 2,058,389.10

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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.