Home / 1,533,387.91-2,116,089.78-845,084.59

Finding the Fourth Proportional to 1,533,387.91, 2,116,089.78 and 845,084.59

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Solution

The fourth proportional to 1,533,387.91, 2,116,089.78 and 845,084.59 is: 1,166,224.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,387.91 : 2,116,089.78 = 845,084.59 : x
  2. Step 2: Convert to fraction form
    1,533,387.91/2,116,089.78 = 845,084.59/x
  3. Step 3: Cross multiply
    1,533,387.91x = 2,116,089.78 × 845,084.59
  4. Step 4: Simplify right side
    1,533,387.91x = 1,788,274,859,909.07
  5. Step 5: Solve for x
    x = 1,788,274,859,909.07/1,533,387.91
  6. Step 6: Final answer
    x = 1,166,224.70

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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.