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Finding the Fourth Proportional to 1,746,250.40, 2,409,965.52 and 982,258.40

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Solution

The fourth proportional to 1,746,250.40, 2,409,965.52 and 982,258.40 is: 1,355,595.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746,250.40 : 2,409,965.52 = 982,258.40 : x
  2. Step 2: Convert to fraction form
    1,746,250.40/2,409,965.52 = 982,258.40/x
  3. Step 3: Cross multiply
    1,746,250.40x = 2,409,965.52 × 982,258.40
  4. Step 4: Simplify right side
    1,746,250.40x = 2,367,208,875,730.37
  5. Step 5: Solve for x
    x = 2,367,208,875,730.37/1,746,250.40
  6. Step 6: Final answer
    x = 1,355,595.32

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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.