Home / 1,498,410.10-2,247,809.55-740,638.90

Finding the Fourth Proportional to 1,498,410.10, 2,247,809.55 and 740,638.90

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Solution

The fourth proportional to 1,498,410.10, 2,247,809.55 and 740,638.90 is: 1,111,054.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,410.10 : 2,247,809.55 = 740,638.90 : x
  2. Step 2: Convert to fraction form
    1,498,410.10/2,247,809.55 = 740,638.90/x
  3. Step 3: Cross multiply
    1,498,410.10x = 2,247,809.55 × 740,638.90
  4. Step 4: Simplify right side
    1,498,410.10x = 1,664,815,192,521.50
  5. Step 5: Solve for x
    x = 1,664,815,192,521.50/1,498,410.10
  6. Step 6: Final answer
    x = 1,111,054.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.