Home / 2,114,632.34-2,918,114.38-1,147,741.92

Finding the Fourth Proportional to 2,114,632.34, 2,918,114.38 and 1,147,741.92

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Solution

The fourth proportional to 2,114,632.34, 2,918,114.38 and 1,147,741.92 is: 1,583,841.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,632.34 : 2,918,114.38 = 1,147,741.92 : x
  2. Step 2: Convert to fraction form
    2,114,632.34/2,918,114.38 = 1,147,741.92/x
  3. Step 3: Cross multiply
    2,114,632.34x = 2,918,114.38 × 1,147,741.92
  4. Step 4: Simplify right side
    2,114,632.34x = 3,349,242,201,280.81
  5. Step 5: Solve for x
    x = 3,349,242,201,280.81/2,114,632.34
  6. Step 6: Final answer
    x = 1,583,841.38

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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.