Home / 2,774,208.40-4,158,688.20-1,637,843.20

Finding the Fourth Proportional to 2,774,208.40, 4,158,688.20 and 1,637,843.20

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Solution

The fourth proportional to 2,774,208.40, 4,158,688.20 and 1,637,843.20 is: 2,455,215.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,208.40 : 4,158,688.20 = 1,637,843.20 : x
  2. Step 2: Convert to fraction form
    2,774,208.40/4,158,688.20 = 1,637,843.20/x
  3. Step 3: Cross multiply
    2,774,208.40x = 4,158,688.20 × 1,637,843.20
  4. Step 4: Simplify right side
    2,774,208.40x = 6,811,279,189,290.24
  5. Step 5: Solve for x
    x = 6,811,279,189,290.24/2,774,208.40
  6. Step 6: Final answer
    x = 2,455,215.40

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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.