Home / 1,097,242.40-1,645,863.60-910,618.40

Finding the Fourth Proportional to 1,097,242.40, 1,645,863.60 and 910,618.40

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Solution

The fourth proportional to 1,097,242.40, 1,645,863.60 and 910,618.40 is: 1,365,927.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,242.40 : 1,645,863.60 = 910,618.40 : x
  2. Step 2: Convert to fraction form
    1,097,242.40/1,645,863.60 = 910,618.40/x
  3. Step 3: Cross multiply
    1,097,242.40x = 1,645,863.60 × 910,618.40
  4. Step 4: Simplify right side
    1,097,242.40x = 1,498,753,678,050.24
  5. Step 5: Solve for x
    x = 1,498,753,678,050.24/1,097,242.40
  6. Step 6: Final answer
    x = 1,365,927.60

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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.