Home / 1,123,210.35-1,550,007.45-613,916.37

Finding the Fourth Proportional to 1,123,210.35, 1,550,007.45 and 613,916.37

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Solution

The fourth proportional to 1,123,210.35, 1,550,007.45 and 613,916.37 is: 847,192.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,210.35 : 1,550,007.45 = 613,916.37 : x
  2. Step 2: Convert to fraction form
    1,123,210.35/1,550,007.45 = 613,916.37/x
  3. Step 3: Cross multiply
    1,123,210.35x = 1,550,007.45 × 613,916.37
  4. Step 4: Simplify right side
    1,123,210.35x = 951,574,947,176.96
  5. Step 5: Solve for x
    x = 951,574,947,176.96/1,123,210.35
  6. Step 6: Final answer
    x = 847,192.11

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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.