Home / 2,225,804.92-3,071,680.32-1,258,916.30

Finding the Fourth Proportional to 2,225,804.92, 3,071,680.32 and 1,258,916.30

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Solution

The fourth proportional to 2,225,804.92, 3,071,680.32 and 1,258,916.30 is: 1,737,343.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,804.92 : 3,071,680.32 = 1,258,916.30 : x
  2. Step 2: Convert to fraction form
    2,225,804.92/3,071,680.32 = 1,258,916.30/x
  3. Step 3: Cross multiply
    2,225,804.92x = 3,071,680.32 × 1,258,916.30
  4. Step 4: Simplify right side
    2,225,804.92x = 3,866,988,423,237.22
  5. Step 5: Solve for x
    x = 3,866,988,423,237.22/2,225,804.92
  6. Step 6: Final answer
    x = 1,737,343.82

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Double scale
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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.