Home / 1,656,583.25-2,286,088.72-931,437.23

Finding the Fourth Proportional to 1,656,583.25, 2,286,088.72 and 931,437.23

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Solution

The fourth proportional to 1,656,583.25, 2,286,088.72 and 931,437.23 is: 1,285,385.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,583.25 : 2,286,088.72 = 931,437.23 : x
  2. Step 2: Convert to fraction form
    1,656,583.25/2,286,088.72 = 931,437.23/x
  3. Step 3: Cross multiply
    1,656,583.25x = 2,286,088.72 × 931,437.23
  4. Step 4: Simplify right side
    1,656,583.25x = 2,129,348,131,132.01
  5. Step 5: Solve for x
    x = 2,129,348,131,132.01/1,656,583.25
  6. Step 6: Final answer
    x = 1,285,385.53

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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.