Home / 1,174,568.04-1,620,860.58-638,012.52

Finding the Fourth Proportional to 1,174,568.04, 1,620,860.58 and 638,012.52

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Solution

The fourth proportional to 1,174,568.04, 1,620,860.58 and 638,012.52 is: 880,433.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,568.04 : 1,620,860.58 = 638,012.52 : x
  2. Step 2: Convert to fraction form
    1,174,568.04/1,620,860.58 = 638,012.52/x
  3. Step 3: Cross multiply
    1,174,568.04x = 1,620,860.58 × 638,012.52
  4. Step 4: Simplify right side
    1,174,568.04x = 1,034,129,343,214.46
  5. Step 5: Solve for x
    x = 1,034,129,343,214.46/1,174,568.04
  6. Step 6: Final answer
    x = 880,433.75

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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.