Home / 1,314,718.47-1,972,333.32-505,043.69

Finding the Fourth Proportional to 1,314,718.47, 1,972,333.32 and 505,043.69

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Solution

The fourth proportional to 1,314,718.47, 1,972,333.32 and 505,043.69 is: 757,663.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,718.47 : 1,972,333.32 = 505,043.69 : x
  2. Step 2: Convert to fraction form
    1,314,718.47/1,972,333.32 = 505,043.69/x
  3. Step 3: Cross multiply
    1,314,718.47x = 1,972,333.32 × 505,043.69
  4. Step 4: Simplify right side
    1,314,718.47x = 996,114,490,386.70
  5. Step 5: Solve for x
    x = 996,114,490,386.70/1,314,718.47
  6. Step 6: Final answer
    x = 757,663.72

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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.