Home / 1,693,146.48-2,336,570.64-929,271.12

Finding the Fourth Proportional to 1,693,146.48, 2,336,570.64 and 929,271.12

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Solution

The fourth proportional to 1,693,146.48, 2,336,570.64 and 929,271.12 is: 1,282,409.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,146.48 : 2,336,570.64 = 929,271.12 : x
  2. Step 2: Convert to fraction form
    1,693,146.48/2,336,570.64 = 929,271.12/x
  3. Step 3: Cross multiply
    1,693,146.48x = 2,336,570.64 × 929,271.12
  4. Step 4: Simplify right side
    1,693,146.48x = 2,171,307,615,591.92
  5. Step 5: Solve for x
    x = 2,171,307,615,591.92/1,693,146.48
  6. Step 6: Final answer
    x = 1,282,409.79

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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.