Home / 2,225,545.13-3,071,216.04-1,258,639.22

Finding the Fourth Proportional to 2,225,545.13, 3,071,216.04 and 1,258,639.22

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Solution

The fourth proportional to 2,225,545.13, 3,071,216.04 and 1,258,639.22 is: 1,736,901.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,545.13 : 3,071,216.04 = 1,258,639.22 : x
  2. Step 2: Convert to fraction form
    2,225,545.13/3,071,216.04 = 1,258,639.22/x
  3. Step 3: Cross multiply
    2,225,545.13x = 3,071,216.04 × 1,258,639.22
  4. Step 4: Simplify right side
    2,225,545.13x = 3,865,552,961,037.09
  5. Step 5: Solve for x
    x = 3,865,552,961,037.09/2,225,545.13
  6. Step 6: Final answer
    x = 1,736,901.63

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1.5x scale

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.