Home / 1,052,407.36-1,579,008.72-631,976.32

Finding the Fourth Proportional to 1,052,407.36, 1,579,008.72 and 631,976.32

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Solution

The fourth proportional to 1,052,407.36, 1,579,008.72 and 631,976.32 is: 948,203.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,407.36 : 1,579,008.72 = 631,976.32 : x
  2. Step 2: Convert to fraction form
    1,052,407.36/1,579,008.72 = 631,976.32/x
  3. Step 3: Cross multiply
    1,052,407.36x = 1,579,008.72 × 631,976.32
  4. Step 4: Simplify right side
    1,052,407.36x = 997,896,120,113.51
  5. Step 5: Solve for x
    x = 997,896,120,113.51/1,052,407.36
  6. Step 6: Final answer
    x = 948,203.29

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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.