Home / 2,114,607.81-2,918,122.16-1,147,717.34

Finding the Fourth Proportional to 2,114,607.81, 2,918,122.16 and 1,147,717.34

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Solution

The fourth proportional to 2,114,607.81, 2,918,122.16 and 1,147,717.34 is: 1,583,830.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,607.81 : 2,918,122.16 = 1,147,717.34 : x
  2. Step 2: Convert to fraction form
    2,114,607.81/2,918,122.16 = 1,147,717.34/x
  3. Step 3: Cross multiply
    2,114,607.81x = 2,918,122.16 × 1,147,717.34
  4. Step 4: Simplify right side
    2,114,607.81x = 3,349,179,403,270.26
  5. Step 5: Solve for x
    x = 3,349,179,403,270.26/2,114,607.81
  6. Step 6: Final answer
    x = 1,583,830.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.