Home / 1,147,467.54-1,583,535.51-631,235.10

Finding the Fourth Proportional to 1,147,467.54, 1,583,535.51 and 631,235.10

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Solution

The fourth proportional to 1,147,467.54, 1,583,535.51 and 631,235.10 is: 871,121.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,467.54 : 1,583,535.51 = 631,235.10 : x
  2. Step 2: Convert to fraction form
    1,147,467.54/1,583,535.51 = 631,235.10/x
  3. Step 3: Cross multiply
    1,147,467.54x = 1,583,535.51 × 631,235.10
  4. Step 4: Simplify right side
    1,147,467.54x = 999,583,196,008.40
  5. Step 5: Solve for x
    x = 999,583,196,008.40/1,147,467.54
  6. Step 6: Final answer
    x = 871,121.11

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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.