Home / 2,696,934.80-4,045,985.40-899,512.40

Finding the Fourth Proportional to 2,696,934.80, 4,045,985.40 and 899,512.40

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Solution

The fourth proportional to 2,696,934.80, 4,045,985.40 and 899,512.40 is: 1,349,463.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696,934.80 : 4,045,985.40 = 899,512.40 : x
  2. Step 2: Convert to fraction form
    2,696,934.80/4,045,985.40 = 899,512.40/x
  3. Step 3: Cross multiply
    2,696,934.80x = 4,045,985.40 × 899,512.40
  4. Step 4: Simplify right side
    2,696,934.80x = 3,639,414,037,518.96
  5. Step 5: Solve for x
    x = 3,639,414,037,518.96/2,696,934.80
  6. Step 6: Final answer
    x = 1,349,463.12

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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.