Home / 1,341,816-1,851,706.08-738,191.04

Finding the Fourth Proportional to 1,341,816, 1,851,706.08 and 738,191.04

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Solution

The fourth proportional to 1,341,816, 1,851,706.08 and 738,191.04 is: 1,018,703.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,816 : 1,851,706.08 = 738,191.04 : x
  2. Step 2: Convert to fraction form
    1,341,816/1,851,706.08 = 738,191.04/x
  3. Step 3: Cross multiply
    1,341,816x = 1,851,706.08 × 738,191.04
  4. Step 4: Simplify right side
    1,341,816x = 1,366,912,836,969.52
  5. Step 5: Solve for x
    x = 1,366,912,836,969.52/1,341,816
  6. Step 6: Final answer
    x = 1,018,703.64

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Double scale
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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.