Home / 1,242,192.81-1,714,228.91-698,333.07

Finding the Fourth Proportional to 1,242,192.81, 1,714,228.91 and 698,333.07

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Solution

The fourth proportional to 1,242,192.81, 1,714,228.91 and 698,333.07 is: 963,701.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,192.81 : 1,714,228.91 = 698,333.07 : x
  2. Step 2: Convert to fraction form
    1,242,192.81/1,714,228.91 = 698,333.07/x
  3. Step 3: Cross multiply
    1,242,192.81x = 1,714,228.91 × 698,333.07
  4. Step 4: Simplify right side
    1,242,192.81x = 1,197,102,737,403.05
  5. Step 5: Solve for x
    x = 1,197,102,737,403.05/1,242,192.81
  6. Step 6: Final answer
    x = 963,701.23

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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.