Home / 1,948,255.12-2,688,675.13-1,088,815.35

Finding the Fourth Proportional to 1,948,255.12, 2,688,675.13 and 1,088,815.35

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Solution

The fourth proportional to 1,948,255.12, 2,688,675.13 and 1,088,815.35 is: 1,502,611.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,255.12 : 2,688,675.13 = 1,088,815.35 : x
  2. Step 2: Convert to fraction form
    1,948,255.12/2,688,675.13 = 1,088,815.35/x
  3. Step 3: Cross multiply
    1,948,255.12x = 2,688,675.13 × 1,088,815.35
  4. Step 4: Simplify right side
    1,948,255.12x = 2,927,470,752,707.25
  5. Step 5: Solve for x
    x = 2,927,470,752,707.25/1,948,255.12
  6. Step 6: Final answer
    x = 1,502,611.60

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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.