Home / 1,423,674.45-1,964,366.91-843,079.95

Finding the Fourth Proportional to 1,423,674.45, 1,964,366.91 and 843,079.95

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Solution

The fourth proportional to 1,423,674.45, 1,964,366.91 and 843,079.95 is: 1,163,270.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,674.45 : 1,964,366.91 = 843,079.95 : x
  2. Step 2: Convert to fraction form
    1,423,674.45/1,964,366.91 = 843,079.95/x
  3. Step 3: Cross multiply
    1,423,674.45x = 1,964,366.91 × 843,079.95
  4. Step 4: Simplify right side
    1,423,674.45x = 1,656,118,356,264.45
  5. Step 5: Solve for x
    x = 1,656,118,356,264.45/1,423,674.45
  6. Step 6: Final answer
    x = 1,163,270.41

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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.