Home / 3,114,258.40-4,297,669.68-1,756,121.92

Finding the Fourth Proportional to 3,114,258.40, 4,297,669.68 and 1,756,121.92

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Solution

The fourth proportional to 3,114,258.40, 4,297,669.68 and 1,756,121.92 is: 2,423,444.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,258.40 : 4,297,669.68 = 1,756,121.92 : x
  2. Step 2: Convert to fraction form
    3,114,258.40/4,297,669.68 = 1,756,121.92/x
  3. Step 3: Cross multiply
    3,114,258.40x = 4,297,669.68 × 1,756,121.92
  4. Step 4: Simplify right side
    3,114,258.40x = 7,547,231,929,967.39
  5. Step 5: Solve for x
    x = 7,547,231,929,967.39/3,114,258.40
  6. Step 6: Final answer
    x = 2,423,444.35

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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.