Home / 2,312,261.32-3,191,109.46-1,332,505.16

Finding the Fourth Proportional to 2,312,261.32, 3,191,109.46 and 1,332,505.16

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Solution

The fourth proportional to 2,312,261.32, 3,191,109.46 and 1,332,505.16 is: 1,838,965.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312,261.32 : 3,191,109.46 = 1,332,505.16 : x
  2. Step 2: Convert to fraction form
    2,312,261.32/3,191,109.46 = 1,332,505.16/x
  3. Step 3: Cross multiply
    2,312,261.32x = 3,191,109.46 × 1,332,505.16
  4. Step 4: Simplify right side
    2,312,261.32x = 4,252,169,821,574.81
  5. Step 5: Solve for x
    x = 4,252,169,821,574.81/2,312,261.32
  6. Step 6: Final answer
    x = 1,838,965.94

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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.