Home / 1,128,176.10-1,692,097.92-370,097.64

Finding the Fourth Proportional to 1,128,176.10, 1,692,097.92 and 370,097.64

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Solution

The fourth proportional to 1,128,176.10, 1,692,097.92 and 370,097.64 is: 555,091.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,176.10 : 1,692,097.92 = 370,097.64 : x
  2. Step 2: Convert to fraction form
    1,128,176.10/1,692,097.92 = 370,097.64/x
  3. Step 3: Cross multiply
    1,128,176.10x = 1,692,097.92 × 370,097.64
  4. Step 4: Simplify right side
    1,128,176.10x = 626,241,446,840.91
  5. Step 5: Solve for x
    x = 626,241,446,840.91/1,128,176.10
  6. Step 6: Final answer
    x = 555,091.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.