Home / 1,223,188.13-1,835,430.10-888,987.20

Finding the Fourth Proportional to 1,223,188.13, 1,835,430.10 and 888,987.20

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Solution

The fourth proportional to 1,223,188.13, 1,835,430.10 and 888,987.20 is: 1,333,951.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,188.13 : 1,835,430.10 = 888,987.20 : x
  2. Step 2: Convert to fraction form
    1,223,188.13/1,835,430.10 = 888,987.20/x
  3. Step 3: Cross multiply
    1,223,188.13x = 1,835,430.10 × 888,987.20
  4. Step 4: Simplify right side
    1,223,188.13x = 1,631,673,853,995.10
  5. Step 5: Solve for x
    x = 1,631,673,853,995.10/1,223,188.13
  6. Step 6: Final answer
    x = 1,333,951.67

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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.