Home / 2,289,005.70-3,433,508.55-1,392,206.10

Finding the Fourth Proportional to 2,289,005.70, 3,433,508.55 and 1,392,206.10

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Solution

The fourth proportional to 2,289,005.70, 3,433,508.55 and 1,392,206.10 is: 2,088,309.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289,005.70 : 3,433,508.55 = 1,392,206.10 : x
  2. Step 2: Convert to fraction form
    2,289,005.70/3,433,508.55 = 1,392,206.10/x
  3. Step 3: Cross multiply
    2,289,005.70x = 3,433,508.55 × 1,392,206.10
  4. Step 4: Simplify right side
    2,289,005.70x = 4,780,151,547,712.16
  5. Step 5: Solve for x
    x = 4,780,151,547,712.16/2,289,005.70
  6. Step 6: Final answer
    x = 2,088,309.15

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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.