Home / 1,147,226.86-1,583,108.04-637,918.30

Finding the Fourth Proportional to 1,147,226.86, 1,583,108.04 and 637,918.30

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Solution

The fourth proportional to 1,147,226.86, 1,583,108.04 and 637,918.30 is: 880,291.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,226.86 : 1,583,108.04 = 637,918.30 : x
  2. Step 2: Convert to fraction form
    1,147,226.86/1,583,108.04 = 637,918.30/x
  3. Step 3: Cross multiply
    1,147,226.86x = 1,583,108.04 × 637,918.30
  4. Step 4: Simplify right side
    1,147,226.86x = 1,009,893,589,593.13
  5. Step 5: Solve for x
    x = 1,009,893,589,593.13/1,147,226.86
  6. Step 6: Final answer
    x = 880,291.10

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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.