Home / 1,242,211.60-1,714,212.12-698,370.22

Finding the Fourth Proportional to 1,242,211.60, 1,714,212.12 and 698,370.22

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Solution

The fourth proportional to 1,242,211.60, 1,714,212.12 and 698,370.22 is: 963,728.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,211.60 : 1,714,212.12 = 698,370.22 : x
  2. Step 2: Convert to fraction form
    1,242,211.60/1,714,212.12 = 698,370.22/x
  3. Step 3: Cross multiply
    1,242,211.60x = 1,714,212.12 × 698,370.22
  4. Step 4: Simplify right side
    1,242,211.60x = 1,197,154,695,371.07
  5. Step 5: Solve for x
    x = 1,197,154,695,371.07/1,242,211.60
  6. Step 6: Final answer
    x = 963,728.48

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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.