Home / 1,019,986.60-1,529,979.90-614,079.40

Finding the Fourth Proportional to 1,019,986.60, 1,529,979.90 and 614,079.40

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Solution

The fourth proportional to 1,019,986.60, 1,529,979.90 and 614,079.40 is: 921,119.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,986.60 : 1,529,979.90 = 614,079.40 : x
  2. Step 2: Convert to fraction form
    1,019,986.60/1,529,979.90 = 614,079.40/x
  3. Step 3: Cross multiply
    1,019,986.60x = 1,529,979.90 × 614,079.40
  4. Step 4: Simplify right side
    1,019,986.60x = 939,529,139,004.06
  5. Step 5: Solve for x
    x = 939,529,139,004.06/1,019,986.60
  6. Step 6: Final answer
    x = 921,119.10

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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.