Home / 1,307,312.06-1,804,287.04-798,308.06

Finding the Fourth Proportional to 1,307,312.06, 1,804,287.04 and 798,308.06

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Solution

The fourth proportional to 1,307,312.06, 1,804,287.04 and 798,308.06 is: 1,101,785.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,312.06 : 1,804,287.04 = 798,308.06 : x
  2. Step 2: Convert to fraction form
    1,307,312.06/1,804,287.04 = 798,308.06/x
  3. Step 3: Cross multiply
    1,307,312.06x = 1,804,287.04 × 798,308.06
  4. Step 4: Simplify right side
    1,307,312.06x = 1,440,376,886,585.54
  5. Step 5: Solve for x
    x = 1,440,376,886,585.54/1,307,312.06
  6. Step 6: Final answer
    x = 1,101,785.05

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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.