Home / 1,132,457.00-1,562,816.65-642,459.31

Finding the Fourth Proportional to 1,132,457.00, 1,562,816.65 and 642,459.31

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Solution

The fourth proportional to 1,132,457.00, 1,562,816.65 and 642,459.31 is: 886,608.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,457.00 : 1,562,816.65 = 642,459.31 : x
  2. Step 2: Convert to fraction form
    1,132,457.00/1,562,816.65 = 642,459.31/x
  3. Step 3: Cross multiply
    1,132,457.00x = 1,562,816.65 × 642,459.31
  4. Step 4: Simplify right side
    1,132,457.00x = 1,004,046,101,794.24
  5. Step 5: Solve for x
    x = 1,004,046,101,794.24/1,132,457.00
  6. Step 6: Final answer
    x = 886,608.59

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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.