Home / 1,003,034.37-1,386,017.42-730,626.51

Finding the Fourth Proportional to 1,003,034.37, 1,386,017.42 and 730,626.51

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Solution

The fourth proportional to 1,003,034.37, 1,386,017.42 and 730,626.51 is: 1,009,597.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,034.37 : 1,386,017.42 = 730,626.51 : x
  2. Step 2: Convert to fraction form
    1,003,034.37/1,386,017.42 = 730,626.51/x
  3. Step 3: Cross multiply
    1,003,034.37x = 1,386,017.42 × 730,626.51
  4. Step 4: Simplify right side
    1,003,034.37x = 1,012,661,070,373.80
  5. Step 5: Solve for x
    x = 1,012,661,070,373.80/1,003,034.37
  6. Step 6: Final answer
    x = 1,009,597.58

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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.