Home / 1,141,141.12-1,574,794.08-624,886.72

Finding the Fourth Proportional to 1,141,141.12, 1,574,794.08 and 624,886.72

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Solution

The fourth proportional to 1,141,141.12, 1,574,794.08 and 624,886.72 is: 862,354.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,141.12 : 1,574,794.08 = 624,886.72 : x
  2. Step 2: Convert to fraction form
    1,141,141.12/1,574,794.08 = 624,886.72/x
  3. Step 3: Cross multiply
    1,141,141.12x = 1,574,794.08 × 624,886.72
  4. Step 4: Simplify right side
    1,141,141.12x = 984,067,907,326.62
  5. Step 5: Solve for x
    x = 984,067,907,326.62/1,141,141.12
  6. Step 6: Final answer
    x = 862,354.26

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1.5x scale

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.