Home / 1,313,573.22-1,812,730.23-709,961.22

Finding the Fourth Proportional to 1,313,573.22, 1,812,730.23 and 709,961.22

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Solution

The fourth proportional to 1,313,573.22, 1,812,730.23 and 709,961.22 is: 979,746.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,573.22 : 1,812,730.23 = 709,961.22 : x
  2. Step 2: Convert to fraction form
    1,313,573.22/1,812,730.23 = 709,961.22/x
  3. Step 3: Cross multiply
    1,313,573.22x = 1,812,730.23 × 709,961.22
  4. Step 4: Simplify right side
    1,313,573.22x = 1,286,968,172,419.42
  5. Step 5: Solve for x
    x = 1,286,968,172,419.42/1,313,573.22
  6. Step 6: Final answer
    x = 979,746.05

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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.