Home / 1,240,498.04-1,711,928.64-696,729.62

Finding the Fourth Proportional to 1,240,498.04, 1,711,928.64 and 696,729.62

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Solution

The fourth proportional to 1,240,498.04, 1,711,928.64 and 696,729.62 is: 961,510.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,498.04 : 1,711,928.64 = 696,729.62 : x
  2. Step 2: Convert to fraction form
    1,240,498.04/1,711,928.64 = 696,729.62/x
  3. Step 3: Cross multiply
    1,240,498.04x = 1,711,928.64 × 696,729.62
  4. Step 4: Simplify right side
    1,240,498.04x = 1,192,751,390,814.32
  5. Step 5: Solve for x
    x = 1,192,751,390,814.32/1,240,498.04
  6. Step 6: Final answer
    x = 961,510.10

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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.