Home / 1,014,795-1,400,417.10-612,387

Finding the Fourth Proportional to 1,014,795, 1,400,417.10 and 612,387

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Solution

The fourth proportional to 1,014,795, 1,400,417.10 and 612,387 is: 845,094.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,795 : 1,400,417.10 = 612,387 : x
  2. Step 2: Convert to fraction form
    1,014,795/1,400,417.10 = 612,387/x
  3. Step 3: Cross multiply
    1,014,795x = 1,400,417.10 × 612,387
  4. Step 4: Simplify right side
    1,014,795x = 857,597,226,617.70
  5. Step 5: Solve for x
    x = 857,597,226,617.70/1,014,795
  6. Step 6: Final answer
    x = 845,094.06

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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.