Home / 1,257,555-1,735,423.02-684,599.16

Finding the Fourth Proportional to 1,257,555, 1,735,423.02 and 684,599.16

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Solution

The fourth proportional to 1,257,555, 1,735,423.02 and 684,599.16 is: 944,745.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,555 : 1,735,423.02 = 684,599.16 : x
  2. Step 2: Convert to fraction form
    1,257,555/1,735,423.02 = 684,599.16/x
  3. Step 3: Cross multiply
    1,257,555x = 1,735,423.02 × 684,599.16
  4. Step 4: Simplify right side
    1,257,555x = 1,188,069,141,736.66
  5. Step 5: Solve for x
    x = 1,188,069,141,736.66/1,257,555
  6. Step 6: Final answer
    x = 944,745.27

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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.