Home / 1,224,428.48-1,831,270.96-1,090,437.44

Finding the Fourth Proportional to 1,224,428.48, 1,831,270.96 and 1,090,437.44

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Solution

The fourth proportional to 1,224,428.48, 1,831,270.96 and 1,090,437.44 is: 1,630,872.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,428.48 : 1,831,270.96 = 1,090,437.44 : x
  2. Step 2: Convert to fraction form
    1,224,428.48/1,831,270.96 = 1,090,437.44/x
  3. Step 3: Cross multiply
    1,224,428.48x = 1,831,270.96 × 1,090,437.44
  4. Step 4: Simplify right side
    1,224,428.48x = 1,996,886,417,568.74
  5. Step 5: Solve for x
    x = 1,996,886,417,568.74/1,224,428.48
  6. Step 6: Final answer
    x = 1,630,872.24

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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.