Home / 1,282,663.20-1,922,725.80-607,557.90

Finding the Fourth Proportional to 1,282,663.20, 1,922,725.80 and 607,557.90

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Solution

The fourth proportional to 1,282,663.20, 1,922,725.80 and 607,557.90 is: 910,735.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,663.20 : 1,922,725.80 = 607,557.90 : x
  2. Step 2: Convert to fraction form
    1,282,663.20/1,922,725.80 = 607,557.90/x
  3. Step 3: Cross multiply
    1,282,663.20x = 1,922,725.80 × 607,557.90
  4. Step 4: Simplify right side
    1,282,663.20x = 1,168,167,249,323.82
  5. Step 5: Solve for x
    x = 1,168,167,249,323.82/1,282,663.20
  6. Step 6: Final answer
    x = 910,735.76

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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.