Home / 1,169,944.96-1,614,534.73-686,518.16

Finding the Fourth Proportional to 1,169,944.96, 1,614,534.73 and 686,518.16

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Solution

The fourth proportional to 1,169,944.96, 1,614,534.73 and 686,518.16 is: 947,401.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,944.96 : 1,614,534.73 = 686,518.16 : x
  2. Step 2: Convert to fraction form
    1,169,944.96/1,614,534.73 = 686,518.16/x
  3. Step 3: Cross multiply
    1,169,944.96x = 1,614,534.73 × 686,518.16
  4. Step 4: Simplify right side
    1,169,944.96x = 1,108,407,412,095.70
  5. Step 5: Solve for x
    x = 1,108,407,412,095.70/1,169,944.96
  6. Step 6: Final answer
    x = 947,401.33

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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.