Home / 1,147,207.14-1,583,184.51-631,000.95

Finding the Fourth Proportional to 1,147,207.14, 1,583,184.51 and 631,000.95

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Solution

The fourth proportional to 1,147,207.14, 1,583,184.51 and 631,000.95 is: 870,802.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,207.14 : 1,583,184.51 = 631,000.95 : x
  2. Step 2: Convert to fraction form
    1,147,207.14/1,583,184.51 = 631,000.95/x
  3. Step 3: Cross multiply
    1,147,207.14x = 1,583,184.51 × 631,000.95
  4. Step 4: Simplify right side
    1,147,207.14x = 998,990,929,835.28
  5. Step 5: Solve for x
    x = 998,990,929,835.28/1,147,207.14
  6. Step 6: Final answer
    x = 870,802.57

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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.