Home / 1,142,199.48-1,576,236.99-625,871.32

Finding the Fourth Proportional to 1,142,199.48, 1,576,236.99 and 625,871.32

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Solution

The fourth proportional to 1,142,199.48, 1,576,236.99 and 625,871.32 is: 863,703.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,199.48 : 1,576,236.99 = 625,871.32 : x
  2. Step 2: Convert to fraction form
    1,142,199.48/1,576,236.99 = 625,871.32/x
  3. Step 3: Cross multiply
    1,142,199.48x = 1,576,236.99 × 625,871.32
  4. Step 4: Simplify right side
    1,142,199.48x = 986,521,525,564.13
  5. Step 5: Solve for x
    x = 986,521,525,564.13/1,142,199.48
  6. Step 6: Final answer
    x = 863,703.36

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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.