Home / 2,894,378.49-3,993,602.72-1,670,423.94

Finding the Fourth Proportional to 2,894,378.49, 3,993,602.72 and 1,670,423.94

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Solution

The fourth proportional to 2,894,378.49, 3,993,602.72 and 1,670,423.94 is: 2,304,815.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,894,378.49 : 3,993,602.72 = 1,670,423.94 : x
  2. Step 2: Convert to fraction form
    2,894,378.49/3,993,602.72 = 1,670,423.94/x
  3. Step 3: Cross multiply
    2,894,378.49x = 3,993,602.72 × 1,670,423.94
  4. Step 4: Simplify right side
    2,894,378.49x = 6,671,009,581,985.00
  5. Step 5: Solve for x
    x = 6,671,009,581,985.00/2,894,378.49
  6. Step 6: Final answer
    x = 2,304,815.91

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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.