Home / 1,653,335-2,281,524.60-918,336.95

Finding the Fourth Proportional to 1,653,335, 2,281,524.60 and 918,336.95

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Solution

The fourth proportional to 1,653,335, 2,281,524.60 and 918,336.95 is: 1,267,261.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,335 : 2,281,524.60 = 918,336.95 : x
  2. Step 2: Convert to fraction form
    1,653,335/2,281,524.60 = 918,336.95/x
  3. Step 3: Cross multiply
    1,653,335x = 2,281,524.60 × 918,336.95
  4. Step 4: Simplify right side
    1,653,335x = 2,095,208,342,513.97
  5. Step 5: Solve for x
    x = 2,095,208,342,513.97/1,653,335
  6. Step 6: Final answer
    x = 1,267,261.83

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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.