Home / 1,415,270.85-1,953,054.32-803,418.27

Finding the Fourth Proportional to 1,415,270.85, 1,953,054.32 and 803,418.27

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Solution

The fourth proportional to 1,415,270.85, 1,953,054.32 and 803,418.27 is: 1,108,706.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,270.85 : 1,953,054.32 = 803,418.27 : x
  2. Step 2: Convert to fraction form
    1,415,270.85/1,953,054.32 = 803,418.27/x
  3. Step 3: Cross multiply
    1,415,270.85x = 1,953,054.32 × 803,418.27
  4. Step 4: Simplify right side
    1,415,270.85x = 1,569,119,522,990.43
  5. Step 5: Solve for x
    x = 1,569,119,522,990.43/1,415,270.85
  6. Step 6: Final answer
    x = 1,108,706.17

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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.