Home / 914,811.56-1,263,056.02-571,170.68

Finding the Fourth Proportional to 914,811.56, 1,263,056.02 and 571,170.68

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Solution

The fourth proportional to 914,811.56, 1,263,056.02 and 571,170.68 is: 788,600.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,811.56 : 1,263,056.02 = 571,170.68 : x
  2. Step 2: Convert to fraction form
    914,811.56/1,263,056.02 = 571,170.68/x
  3. Step 3: Cross multiply
    914,811.56x = 1,263,056.02 × 571,170.68
  4. Step 4: Simplify right side
    914,811.56x = 721,420,565,821.49
  5. Step 5: Solve for x
    x = 721,420,565,821.49/914,811.56
  6. Step 6: Final answer
    x = 788,600.19

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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.