Home / 1,669,849.40-2,306,029.20-1,154,922.68

Finding the Fourth Proportional to 1,669,849.40, 2,306,029.20 and 1,154,922.68

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Solution

The fourth proportional to 1,669,849.40, 2,306,029.20 and 1,154,922.68 is: 1,594,925.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,849.40 : 2,306,029.20 = 1,154,922.68 : x
  2. Step 2: Convert to fraction form
    1,669,849.40/2,306,029.20 = 1,154,922.68/x
  3. Step 3: Cross multiply
    1,669,849.40x = 2,306,029.20 × 1,154,922.68
  4. Step 4: Simplify right side
    1,669,849.40x = 2,663,285,423,822.26
  5. Step 5: Solve for x
    x = 2,663,285,423,822.26/1,669,849.40
  6. Step 6: Final answer
    x = 1,594,925.52

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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.