Home / 1,404,281.48-1,937,900.46-759,699.80

Finding the Fourth Proportional to 1,404,281.48, 1,937,900.46 and 759,699.80

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Solution

The fourth proportional to 1,404,281.48, 1,937,900.46 and 759,699.80 is: 1,048,381.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,281.48 : 1,937,900.46 = 759,699.80 : x
  2. Step 2: Convert to fraction form
    1,404,281.48/1,937,900.46 = 759,699.80/x
  3. Step 3: Cross multiply
    1,404,281.48x = 1,937,900.46 × 759,699.80
  4. Step 4: Simplify right side
    1,404,281.48x = 1,472,222,591,881.91
  5. Step 5: Solve for x
    x = 1,472,222,591,881.91/1,404,281.48
  6. Step 6: Final answer
    x = 1,048,381.41

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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.