Home / 1,403,724.48-1,937,145.58-759,144.66

Finding the Fourth Proportional to 1,403,724.48, 1,937,145.58 and 759,144.66

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Solution

The fourth proportional to 1,403,724.48, 1,937,145.58 and 759,144.66 is: 1,047,622.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,724.48 : 1,937,145.58 = 759,144.66 : x
  2. Step 2: Convert to fraction form
    1,403,724.48/1,937,145.58 = 759,144.66/x
  3. Step 3: Cross multiply
    1,403,724.48x = 1,937,145.58 × 759,144.66
  4. Step 4: Simplify right side
    1,403,724.48x = 1,470,573,722,699.60
  5. Step 5: Solve for x
    x = 1,470,573,722,699.60/1,403,724.48
  6. Step 6: Final answer
    x = 1,047,622.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.