Home / 859,653.54-1,185,827.89-536,803.13

Finding the Fourth Proportional to 859,653.54, 1,185,827.89 and 536,803.13

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Solution

The fourth proportional to 859,653.54, 1,185,827.89 and 536,803.13 is: 740,479.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,653.54 : 1,185,827.89 = 536,803.13 : x
  2. Step 2: Convert to fraction form
    859,653.54/1,185,827.89 = 536,803.13/x
  3. Step 3: Cross multiply
    859,653.54x = 1,185,827.89 × 536,803.13
  4. Step 4: Simplify right side
    859,653.54x = 636,556,124,615.86
  5. Step 5: Solve for x
    x = 636,556,124,615.86/859,653.54
  6. Step 6: Final answer
    x = 740,479.85

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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.