Home / 1,242,600.48-1,860,911.35-708,502.28

Finding the Fourth Proportional to 1,242,600.48, 1,860,911.35 and 708,502.28

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Solution

The fourth proportional to 1,242,600.48, 1,860,911.35 and 708,502.28 is: 1,061,048.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,600.48 : 1,860,911.35 = 708,502.28 : x
  2. Step 2: Convert to fraction form
    1,242,600.48/1,860,911.35 = 708,502.28/x
  3. Step 3: Cross multiply
    1,242,600.48x = 1,860,911.35 × 708,502.28
  4. Step 4: Simplify right side
    1,242,600.48x = 1,318,459,923,277.07
  5. Step 5: Solve for x
    x = 1,318,459,923,277.07/1,242,600.48
  6. Step 6: Final answer
    x = 1,061,048.94

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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.