Home / 2,177,255.70-3,004,715.43-1,210,402.13

Finding the Fourth Proportional to 2,177,255.70, 3,004,715.43 and 1,210,402.13

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Solution

The fourth proportional to 2,177,255.70, 3,004,715.43 and 1,210,402.13 is: 1,670,411.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,255.70 : 3,004,715.43 = 1,210,402.13 : x
  2. Step 2: Convert to fraction form
    2,177,255.70/3,004,715.43 = 1,210,402.13/x
  3. Step 3: Cross multiply
    2,177,255.70x = 3,004,715.43 × 1,210,402.13
  4. Step 4: Simplify right side
    2,177,255.70x = 3,636,913,941,492.29
  5. Step 5: Solve for x
    x = 3,636,913,941,492.29/2,177,255.70
  6. Step 6: Final answer
    x = 1,670,411.95

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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.