Home / 1,114,674.13-1,538,345.17-631,325.26

Finding the Fourth Proportional to 1,114,674.13, 1,538,345.17 and 631,325.26

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Solution

The fourth proportional to 1,114,674.13, 1,538,345.17 and 631,325.26 is: 871,282.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,674.13 : 1,538,345.17 = 631,325.26 : x
  2. Step 2: Convert to fraction form
    1,114,674.13/1,538,345.17 = 631,325.26/x
  3. Step 3: Cross multiply
    1,114,674.13x = 1,538,345.17 × 631,325.26
  4. Step 4: Simplify right side
    1,114,674.13x = 971,196,158,995.82
  5. Step 5: Solve for x
    x = 971,196,158,995.82/1,114,674.13
  6. Step 6: Final answer
    x = 871,282.59

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Double scale
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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.