Home / 1,191,045.42-1,785,563.29-516,618.97

Finding the Fourth Proportional to 1,191,045.42, 1,785,563.29 and 516,618.97

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Solution

The fourth proportional to 1,191,045.42, 1,785,563.29 and 516,618.97 is: 774,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,045.42 : 1,785,563.29 = 516,618.97 : x
  2. Step 2: Convert to fraction form
    1,191,045.42/1,785,563.29 = 516,618.97/x
  3. Step 3: Cross multiply
    1,191,045.42x = 1,785,563.29 × 516,618.97
  4. Step 4: Simplify right side
    1,191,045.42x = 922,455,863,931.48
  5. Step 5: Solve for x
    x = 922,455,863,931.48/1,191,045.42
  6. Step 6: Final answer
    x = 774,492.60

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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.