Home / 1,493,386.32-2,240,800.32-734,816.40

Finding the Fourth Proportional to 1,493,386.32, 2,240,800.32 and 734,816.40

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Solution

The fourth proportional to 1,493,386.32, 2,240,800.32 and 734,816.40 is: 1,102,579.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,386.32 : 2,240,800.32 = 734,816.40 : x
  2. Step 2: Convert to fraction form
    1,493,386.32/2,240,800.32 = 734,816.40/x
  3. Step 3: Cross multiply
    1,493,386.32x = 2,240,800.32 × 734,816.40
  4. Step 4: Simplify right side
    1,493,386.32x = 1,646,576,824,261.25
  5. Step 5: Solve for x
    x = 1,646,576,824,261.25/1,493,386.32
  6. Step 6: Final answer
    x = 1,102,579.29

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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.