Home / 1,275,536-1,760,111.90-785,426.94

Finding the Fourth Proportional to 1,275,536, 1,760,111.90 and 785,426.94

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Solution

The fourth proportional to 1,275,536, 1,760,111.90 and 785,426.94 is: 1,083,810.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,536 : 1,760,111.90 = 785,426.94 : x
  2. Step 2: Convert to fraction form
    1,275,536/1,760,111.90 = 785,426.94/x
  3. Step 3: Cross multiply
    1,275,536x = 1,760,111.90 × 785,426.94
  4. Step 4: Simplify right side
    1,275,536x = 1,382,439,303,674.59
  5. Step 5: Solve for x
    x = 1,382,439,303,674.59/1,275,536
  6. Step 6: Final answer
    x = 1,083,810.50

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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.