Home / 1,139,323.20-1,709,998.56-607,283.52

Finding the Fourth Proportional to 1,139,323.20, 1,709,998.56 and 607,283.52

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Solution

The fourth proportional to 1,139,323.20, 1,709,998.56 and 607,283.52 is: 911,465.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,323.20 : 1,709,998.56 = 607,283.52 : x
  2. Step 2: Convert to fraction form
    1,139,323.20/1,709,998.56 = 607,283.52/x
  3. Step 3: Cross multiply
    1,139,323.20x = 1,709,998.56 × 607,283.52
  4. Step 4: Simplify right side
    1,139,323.20x = 1,038,453,944,711.73
  5. Step 5: Solve for x
    x = 1,038,453,944,711.73/1,139,323.20
  6. Step 6: Final answer
    x = 911,465.64

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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.