Home / 1,195,640.40-1,646,624.52-1,169,513.04

Finding the Fourth Proportional to 1,195,640.40, 1,646,624.52 and 1,169,513.04

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Solution

The fourth proportional to 1,195,640.40, 1,646,624.52 and 1,169,513.04 is: 1,610,642.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,640.40 : 1,646,624.52 = 1,169,513.04 : x
  2. Step 2: Convert to fraction form
    1,195,640.40/1,646,624.52 = 1,169,513.04/x
  3. Step 3: Cross multiply
    1,195,640.40x = 1,646,624.52 × 1,169,513.04
  4. Step 4: Simplify right side
    1,195,640.40x = 1,925,748,848,123.74
  5. Step 5: Solve for x
    x = 1,925,748,848,123.74/1,195,640.40
  6. Step 6: Final answer
    x = 1,610,642.17

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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.