Home / 1,656,775.80-2,286,364.23-931,617.18

Finding the Fourth Proportional to 1,656,775.80, 2,286,364.23 and 931,617.18

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Solution

The fourth proportional to 1,656,775.80, 2,286,364.23 and 931,617.18 is: 1,285,639.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,775.80 : 2,286,364.23 = 931,617.18 : x
  2. Step 2: Convert to fraction form
    1,656,775.80/2,286,364.23 = 931,617.18/x
  3. Step 3: Cross multiply
    1,656,775.80x = 2,286,364.23 × 931,617.18
  4. Step 4: Simplify right side
    1,656,775.80x = 2,130,016,196,405.47
  5. Step 5: Solve for x
    x = 2,130,016,196,405.47/1,656,775.80
  6. Step 6: Final answer
    x = 1,285,639.37

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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.