Home / 936,771.13-1,405,154.53-723,848.59

Finding the Fourth Proportional to 936,771.13, 1,405,154.53 and 723,848.59

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Solution

The fourth proportional to 936,771.13, 1,405,154.53 and 723,848.59 is: 1,085,771.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,771.13 : 1,405,154.53 = 723,848.59 : x
  2. Step 2: Convert to fraction form
    936,771.13/1,405,154.53 = 723,848.59/x
  3. Step 3: Cross multiply
    936,771.13x = 1,405,154.53 × 723,848.59
  4. Step 4: Simplify right side
    936,771.13x = 1,017,119,125,272.61
  5. Step 5: Solve for x
    x = 1,017,119,125,272.61/936,771.13
  6. Step 6: Final answer
    x = 1,085,771.21

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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.