Home / 2,116,574.60-2,920,927.28-1,149,760.22

Finding the Fourth Proportional to 2,116,574.60, 2,920,927.28 and 1,149,760.22

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Solution

The fourth proportional to 2,116,574.60, 2,920,927.28 and 1,149,760.22 is: 1,586,698.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,574.60 : 2,920,927.28 = 1,149,760.22 : x
  2. Step 2: Convert to fraction form
    2,116,574.60/2,920,927.28 = 1,149,760.22/x
  3. Step 3: Cross multiply
    2,116,574.60x = 2,920,927.28 × 1,149,760.22
  4. Step 4: Simplify right side
    2,116,574.60x = 3,358,365,992,056.80
  5. Step 5: Solve for x
    x = 3,358,365,992,056.80/2,116,574.60
  6. Step 6: Final answer
    x = 1,586,698.62

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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.