Home / 2,865,981.23-3,955,085.49-1,559,240.70

Finding the Fourth Proportional to 2,865,981.23, 3,955,085.49 and 1,559,240.70

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Solution

The fourth proportional to 2,865,981.23, 3,955,085.49 and 1,559,240.70 is: 2,151,769.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865,981.23 : 3,955,085.49 = 1,559,240.70 : x
  2. Step 2: Convert to fraction form
    2,865,981.23/3,955,085.49 = 1,559,240.70/x
  3. Step 3: Cross multiply
    2,865,981.23x = 3,955,085.49 × 1,559,240.70
  4. Step 4: Simplify right side
    2,865,981.23x = 6,166,930,270,226.63
  5. Step 5: Solve for x
    x = 6,166,930,270,226.63/2,865,981.23
  6. Step 6: Final answer
    x = 2,151,769.25

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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.