Home / 1,114,674.08-1,538,345.10-631,325.21

Finding the Fourth Proportional to 1,114,674.08, 1,538,345.10 and 631,325.21

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Solution

The fourth proportional to 1,114,674.08, 1,538,345.10 and 631,325.21 is: 871,282.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,674.08 : 1,538,345.10 = 631,325.21 : x
  2. Step 2: Convert to fraction form
    1,114,674.08/1,538,345.10 = 631,325.21/x
  3. Step 3: Cross multiply
    1,114,674.08x = 1,538,345.10 × 631,325.21
  4. Step 4: Simplify right side
    1,114,674.08x = 971,196,050,077.73
  5. Step 5: Solve for x
    x = 971,196,050,077.73/1,114,674.08
  6. Step 6: Final answer
    x = 871,282.53

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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.