Home / 1,607,115.66-2,410,688.07-409,039.40

Finding the Fourth Proportional to 1,607,115.66, 2,410,688.07 and 409,039.40

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Solution

The fourth proportional to 1,607,115.66, 2,410,688.07 and 409,039.40 is: 613,562.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607,115.66 : 2,410,688.07 = 409,039.40 : x
  2. Step 2: Convert to fraction form
    1,607,115.66/2,410,688.07 = 409,039.40/x
  3. Step 3: Cross multiply
    1,607,115.66x = 2,410,688.07 × 409,039.40
  4. Step 4: Simplify right side
    1,607,115.66x = 986,066,389,686.52
  5. Step 5: Solve for x
    x = 986,066,389,686.52/1,607,115.66
  6. Step 6: Final answer
    x = 613,562.80

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1.5x scale

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.