Home / 1,282,664.70-1,922,728.05-607,559.40

Finding the Fourth Proportional to 1,282,664.70, 1,922,728.05 and 607,559.40

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Solution

The fourth proportional to 1,282,664.70, 1,922,728.05 and 607,559.40 is: 910,738.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,664.70 : 1,922,728.05 = 607,559.40 : x
  2. Step 2: Convert to fraction form
    1,282,664.70/1,922,728.05 = 607,559.40/x
  3. Step 3: Cross multiply
    1,282,664.70x = 1,922,728.05 × 607,559.40
  4. Step 4: Simplify right side
    1,282,664.70x = 1,168,171,500,421.17
  5. Step 5: Solve for x
    x = 1,168,171,500,421.17/1,282,664.70
  6. Step 6: Final answer
    x = 910,738.01

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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.