Home / 933,795.88-1,399,696.00-666,746.78

Finding the Fourth Proportional to 933,795.88, 1,399,696.00 and 666,746.78

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Solution

The fourth proportional to 933,795.88, 1,399,696.00 and 666,746.78 is: 999,407.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,795.88 : 1,399,696.00 = 666,746.78 : x
  2. Step 2: Convert to fraction form
    933,795.88/1,399,696.00 = 666,746.78/x
  3. Step 3: Cross multiply
    933,795.88x = 1,399,696.00 × 666,746.78
  4. Step 4: Simplify right side
    933,795.88x = 933,242,792,313.53
  5. Step 5: Solve for x
    x = 933,242,792,313.53/933,795.88
  6. Step 6: Final answer
    x = 999,407.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.