Home / 1,168,472.36-1,612,482.72-631,928.36

Finding the Fourth Proportional to 1,168,472.36, 1,612,482.72 and 631,928.36

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Solution

The fourth proportional to 1,168,472.36, 1,612,482.72 and 631,928.36 is: 872,056.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,472.36 : 1,612,482.72 = 631,928.36 : x
  2. Step 2: Convert to fraction form
    1,168,472.36/1,612,482.72 = 631,928.36/x
  3. Step 3: Cross multiply
    1,168,472.36x = 1,612,482.72 × 631,928.36
  4. Step 4: Simplify right side
    1,168,472.36x = 1,018,973,560,777.94
  5. Step 5: Solve for x
    x = 1,018,973,560,777.94/1,168,472.36
  6. Step 6: Final answer
    x = 872,056.20

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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.