Home / 1,253,138.51-1,730,741.69-846,918.31

Finding the Fourth Proportional to 1,253,138.51, 1,730,741.69 and 846,918.31

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Solution

The fourth proportional to 1,253,138.51, 1,730,741.69 and 846,918.31 is: 1,169,700.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,138.51 : 1,730,741.69 = 846,918.31 : x
  2. Step 2: Convert to fraction form
    1,253,138.51/1,730,741.69 = 846,918.31/x
  3. Step 3: Cross multiply
    1,253,138.51x = 1,730,741.69 × 846,918.31
  4. Step 4: Simplify right side
    1,253,138.51x = 1,465,796,827,141.34
  5. Step 5: Solve for x
    x = 1,465,796,827,141.34/1,253,138.51
  6. Step 6: Final answer
    x = 1,169,700.57

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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.