Home / 2,900,943.40-4,003,795.08-1,677,992.44

Finding the Fourth Proportional to 2,900,943.40, 4,003,795.08 and 1,677,992.44

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Solution

The fourth proportional to 2,900,943.40, 4,003,795.08 and 1,677,992.44 is: 2,315,914.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900,943.40 : 4,003,795.08 = 1,677,992.44 : x
  2. Step 2: Convert to fraction form
    2,900,943.40/4,003,795.08 = 1,677,992.44/x
  3. Step 3: Cross multiply
    2,900,943.40x = 4,003,795.08 × 1,677,992.44
  4. Step 4: Simplify right side
    2,900,943.40x = 6,718,337,875,549.20
  5. Step 5: Solve for x
    x = 6,718,337,875,549.20/2,900,943.40
  6. Step 6: Final answer
    x = 2,315,914.84

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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.