Home / 1,929,475.80-2,662,502.13-1,070,033.40

Finding the Fourth Proportional to 1,929,475.80, 2,662,502.13 and 1,070,033.40

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Solution

The fourth proportional to 1,929,475.80, 2,662,502.13 and 1,070,033.40 is: 1,476,549.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,475.80 : 2,662,502.13 = 1,070,033.40 : x
  2. Step 2: Convert to fraction form
    1,929,475.80/2,662,502.13 = 1,070,033.40/x
  3. Step 3: Cross multiply
    1,929,475.80x = 2,662,502.13 × 1,070,033.40
  4. Step 4: Simplify right side
    1,929,475.80x = 2,848,966,206,671.14
  5. Step 5: Solve for x
    x = 2,848,966,206,671.14/1,929,475.80
  6. Step 6: Final answer
    x = 1,476,549.33

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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.