Home / 1,641,200.94-2,264,971.41-916,190.19

Finding the Fourth Proportional to 1,641,200.94, 2,264,971.41 and 916,190.19

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Solution

The fourth proportional to 1,641,200.94, 2,264,971.41 and 916,190.19 is: 1,264,406.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,200.94 : 2,264,971.41 = 916,190.19 : x
  2. Step 2: Convert to fraction form
    1,641,200.94/2,264,971.41 = 916,190.19/x
  3. Step 3: Cross multiply
    1,641,200.94x = 2,264,971.41 × 916,190.19
  4. Step 4: Simplify right side
    1,641,200.94x = 2,075,144,586,472.47
  5. Step 5: Solve for x
    x = 2,075,144,586,472.47/1,641,200.94
  6. Step 6: Final answer
    x = 1,264,406.16

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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.