Home / 1,133,446-1,564,155.48-624,147.16

Finding the Fourth Proportional to 1,133,446, 1,564,155.48 and 624,147.16

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Solution

The fourth proportional to 1,133,446, 1,564,155.48 and 624,147.16 is: 861,323.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,446 : 1,564,155.48 = 624,147.16 : x
  2. Step 2: Convert to fraction form
    1,133,446/1,564,155.48 = 624,147.16/x
  3. Step 3: Cross multiply
    1,133,446x = 1,564,155.48 × 624,147.16
  4. Step 4: Simplify right side
    1,133,446x = 976,263,200,640.44
  5. Step 5: Solve for x
    x = 976,263,200,640.44/1,133,446
  6. Step 6: Final answer
    x = 861,323.08

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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.