Home / 1,916,029.46-2,870,790.76-1,156,274.47

Finding the Fourth Proportional to 1,916,029.46, 2,870,790.76 and 1,156,274.47

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Solution

The fourth proportional to 1,916,029.46, 2,870,790.76 and 1,156,274.47 is: 1,732,448.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,029.46 : 2,870,790.76 = 1,156,274.47 : x
  2. Step 2: Convert to fraction form
    1,916,029.46/2,870,790.76 = 1,156,274.47/x
  3. Step 3: Cross multiply
    1,916,029.46x = 2,870,790.76 × 1,156,274.47
  4. Step 4: Simplify right side
    1,916,029.46x = 3,319,422,061,459.63
  5. Step 5: Solve for x
    x = 3,319,422,061,459.63/1,916,029.46
  6. Step 6: Final answer
    x = 1,732,448.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.