Home / 1,091,813.72-1,506,682.54-608,368.60

Finding the Fourth Proportional to 1,091,813.72, 1,506,682.54 and 608,368.60

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Solution

The fourth proportional to 1,091,813.72, 1,506,682.54 and 608,368.60 is: 839,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,813.72 : 1,506,682.54 = 608,368.60 : x
  2. Step 2: Convert to fraction form
    1,091,813.72/1,506,682.54 = 608,368.60/x
  3. Step 3: Cross multiply
    1,091,813.72x = 1,506,682.54 × 608,368.60
  4. Step 4: Simplify right side
    1,091,813.72x = 916,618,347,504.24
  5. Step 5: Solve for x
    x = 916,618,347,504.24/1,091,813.72
  6. Step 6: Final answer
    x = 839,537.30

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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.