Home / 1,372,212-1,893,624.30-760,359.42

Finding the Fourth Proportional to 1,372,212, 1,893,624.30 and 760,359.42

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Solution

The fourth proportional to 1,372,212, 1,893,624.30 and 760,359.42 is: 1,049,280.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,212 : 1,893,624.30 = 760,359.42 : x
  2. Step 2: Convert to fraction form
    1,372,212/1,893,624.30 = 760,359.42/x
  3. Step 3: Cross multiply
    1,372,212x = 1,893,624.30 × 760,359.42
  4. Step 4: Simplify right side
    1,372,212x = 1,439,835,074,445.91
  5. Step 5: Solve for x
    x = 1,439,835,074,445.91/1,372,212
  6. Step 6: Final answer
    x = 1,049,280.34

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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.