Home / 2,586,258.03-3,569,146.79-1,440,338.39

Finding the Fourth Proportional to 2,586,258.03, 3,569,146.79 and 1,440,338.39

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Solution

The fourth proportional to 2,586,258.03, 3,569,146.79 and 1,440,338.39 is: 1,987,728.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,258.03 : 3,569,146.79 = 1,440,338.39 : x
  2. Step 2: Convert to fraction form
    2,586,258.03/3,569,146.79 = 1,440,338.39/x
  3. Step 3: Cross multiply
    2,586,258.03x = 3,569,146.79 × 1,440,338.39
  4. Step 4: Simplify right side
    2,586,258.03x = 5,140,779,116,134.84
  5. Step 5: Solve for x
    x = 5,140,779,116,134.84/2,586,258.03
  6. Step 6: Final answer
    x = 1,987,728.62

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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.