Home / 1,140,295.02-1,709,937.06-607,716.78

Finding the Fourth Proportional to 1,140,295.02, 1,709,937.06 and 607,716.78

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Solution

The fourth proportional to 1,140,295.02, 1,709,937.06 and 607,716.78 is: 911,305.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,295.02 : 1,709,937.06 = 607,716.78 : x
  2. Step 2: Convert to fraction form
    1,140,295.02/1,709,937.06 = 607,716.78/x
  3. Step 3: Cross multiply
    1,140,295.02x = 1,709,937.06 × 607,716.78
  4. Step 4: Simplify right side
    1,140,295.02x = 1,039,157,444,105.87
  5. Step 5: Solve for x
    x = 1,039,157,444,105.87/1,140,295.02
  6. Step 6: Final answer
    x = 911,305.78

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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.