Home / 2,019,432.48-2,786,623.20-1,113,956.16

Finding the Fourth Proportional to 2,019,432.48, 2,786,623.20 and 1,113,956.16

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Solution

The fourth proportional to 2,019,432.48, 2,786,623.20 and 1,113,956.16 is: 1,537,152.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,432.48 : 2,786,623.20 = 1,113,956.16 : x
  2. Step 2: Convert to fraction form
    2,019,432.48/2,786,623.20 = 1,113,956.16/x
  3. Step 3: Cross multiply
    2,019,432.48x = 2,786,623.20 × 1,113,956.16
  4. Step 4: Simplify right side
    2,019,432.48x = 3,104,176,079,238.91
  5. Step 5: Solve for x
    x = 3,104,176,079,238.91/2,019,432.48
  6. Step 6: Final answer
    x = 1,537,152.70

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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.