Home / 1,553,715.77-2,144,235.51-941,894.31

Finding the Fourth Proportional to 1,553,715.77, 2,144,235.51 and 941,894.31

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Solution

The fourth proportional to 1,553,715.77, 2,144,235.51 and 941,894.31 is: 1,299,879.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,715.77 : 2,144,235.51 = 941,894.31 : x
  2. Step 2: Convert to fraction form
    1,553,715.77/2,144,235.51 = 941,894.31/x
  3. Step 3: Cross multiply
    1,553,715.77x = 2,144,235.51 × 941,894.31
  4. Step 4: Simplify right side
    1,553,715.77x = 2,019,643,226,168.95
  5. Step 5: Solve for x
    x = 2,019,643,226,168.95/1,553,715.77
  6. Step 6: Final answer
    x = 1,299,879.47

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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.