Home / 1,174,575.04-1,620,870.24-638,019.52

Finding the Fourth Proportional to 1,174,575.04, 1,620,870.24 and 638,019.52

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Solution

The fourth proportional to 1,174,575.04, 1,620,870.24 and 638,019.52 is: 880,443.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,575.04 : 1,620,870.24 = 638,019.52 : x
  2. Step 2: Convert to fraction form
    1,174,575.04/1,620,870.24 = 638,019.52/x
  3. Step 3: Cross multiply
    1,174,575.04x = 1,620,870.24 × 638,019.52
  4. Step 4: Simplify right side
    1,174,575.04x = 1,034,146,852,507.08
  5. Step 5: Solve for x
    x = 1,034,146,852,507.08/1,174,575.04
  6. Step 6: Final answer
    x = 880,443.41

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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.