Home / 1,097,270.10-1,645,905.15-1,090,271.70

Finding the Fourth Proportional to 1,097,270.10, 1,645,905.15 and 1,090,271.70

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Solution

The fourth proportional to 1,097,270.10, 1,645,905.15 and 1,090,271.70 is: 1,635,407.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,270.10 : 1,645,905.15 = 1,090,271.70 : x
  2. Step 2: Convert to fraction form
    1,097,270.10/1,645,905.15 = 1,090,271.70/x
  3. Step 3: Cross multiply
    1,097,270.10x = 1,645,905.15 × 1,090,271.70
  4. Step 4: Simplify right side
    1,097,270.10x = 1,794,483,805,929.26
  5. Step 5: Solve for x
    x = 1,794,483,805,929.26/1,097,270.10
  6. Step 6: Final answer
    x = 1,635,407.55

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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.