Home / 1,142,454.57-1,703,468.01-1,111,066.34

Finding the Fourth Proportional to 1,142,454.57, 1,703,468.01 and 1,111,066.34

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Solution

The fourth proportional to 1,142,454.57, 1,703,468.01 and 1,111,066.34 is: 1,656,666.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,454.57 : 1,703,468.01 = 1,111,066.34 : x
  2. Step 2: Convert to fraction form
    1,142,454.57/1,703,468.01 = 1,111,066.34/x
  3. Step 3: Cross multiply
    1,142,454.57x = 1,703,468.01 × 1,111,066.34
  4. Step 4: Simplify right side
    1,142,454.57x = 1,892,665,955,014.81
  5. Step 5: Solve for x
    x = 1,892,665,955,014.81/1,142,454.57
  6. Step 6: Final answer
    x = 1,656,666.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.