Home / 1,099,287.10-1,648,930.65-910,330.30

Finding the Fourth Proportional to 1,099,287.10, 1,648,930.65 and 910,330.30

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Solution

The fourth proportional to 1,099,287.10, 1,648,930.65 and 910,330.30 is: 1,365,495.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,287.10 : 1,648,930.65 = 910,330.30 : x
  2. Step 2: Convert to fraction form
    1,099,287.10/1,648,930.65 = 910,330.30/x
  3. Step 3: Cross multiply
    1,099,287.10x = 1,648,930.65 × 910,330.30
  4. Step 4: Simplify right side
    1,099,287.10x = 1,501,071,533,293.70
  5. Step 5: Solve for x
    x = 1,501,071,533,293.70/1,099,287.10
  6. Step 6: Final answer
    x = 1,365,495.45

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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.