Home / 1,071,639.08-1,478,856.72-588,212.46

Finding the Fourth Proportional to 1,071,639.08, 1,478,856.72 and 588,212.46

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Solution

The fourth proportional to 1,071,639.08, 1,478,856.72 and 588,212.46 is: 811,730.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,639.08 : 1,478,856.72 = 588,212.46 : x
  2. Step 2: Convert to fraction form
    1,071,639.08/1,478,856.72 = 588,212.46/x
  3. Step 3: Cross multiply
    1,071,639.08x = 1,478,856.72 × 588,212.46
  4. Step 4: Simplify right side
    1,071,639.08x = 869,881,949,258.73
  5. Step 5: Solve for x
    x = 869,881,949,258.73/1,071,639.08
  6. Step 6: Final answer
    x = 811,730.33

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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.