Home / 2,900,633.31-4,002,639.64-1,677,017.70

Finding the Fourth Proportional to 2,900,633.31, 4,002,639.64 and 1,677,017.70

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Solution

The fourth proportional to 2,900,633.31, 4,002,639.64 and 1,677,017.70 is: 2,314,148.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900,633.31 : 4,002,639.64 = 1,677,017.70 : x
  2. Step 2: Convert to fraction form
    2,900,633.31/4,002,639.64 = 1,677,017.70/x
  3. Step 3: Cross multiply
    2,900,633.31x = 4,002,639.64 × 1,677,017.70
  4. Step 4: Simplify right side
    2,900,633.31x = 6,712,497,518,305.86
  5. Step 5: Solve for x
    x = 6,712,497,518,305.86/2,900,633.31
  6. Step 6: Final answer
    x = 2,314,148.95

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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.