Home / 3,005,718.30-4,509,124.20-983,399.40

Finding the Fourth Proportional to 3,005,718.30, 4,509,124.20 and 983,399.40

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Solution

The fourth proportional to 3,005,718.30, 4,509,124.20 and 983,399.40 is: 1,475,277.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,718.30 : 4,509,124.20 = 983,399.40 : x
  2. Step 2: Convert to fraction form
    3,005,718.30/4,509,124.20 = 983,399.40/x
  3. Step 3: Cross multiply
    3,005,718.30x = 4,509,124.20 × 983,399.40
  4. Step 4: Simplify right side
    3,005,718.30x = 4,434,270,032,805.48
  5. Step 5: Solve for x
    x = 4,434,270,032,805.48/3,005,718.30
  6. Step 6: Final answer
    x = 1,475,277.98

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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.