Home / 1,245,429.48-1,718,096.08-1,197,145.32

Finding the Fourth Proportional to 1,245,429.48, 1,718,096.08 and 1,197,145.32

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Solution

The fourth proportional to 1,245,429.48, 1,718,096.08 and 1,197,145.32 is: 1,651,487.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,429.48 : 1,718,096.08 = 1,197,145.32 : x
  2. Step 2: Convert to fraction form
    1,245,429.48/1,718,096.08 = 1,197,145.32/x
  3. Step 3: Cross multiply
    1,245,429.48x = 1,718,096.08 × 1,197,145.32
  4. Step 4: Simplify right side
    1,245,429.48x = 2,056,810,681,482.35
  5. Step 5: Solve for x
    x = 2,056,810,681,482.35/1,245,429.48
  6. Step 6: Final answer
    x = 1,651,487.07

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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.