Home / 1,010,987.21-1,516,059.18-411,541.44

Finding the Fourth Proportional to 1,010,987.21, 1,516,059.18 and 411,541.44

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Solution

The fourth proportional to 1,010,987.21, 1,516,059.18 and 411,541.44 is: 617,140.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,987.21 : 1,516,059.18 = 411,541.44 : x
  2. Step 2: Convert to fraction form
    1,010,987.21/1,516,059.18 = 411,541.44/x
  3. Step 3: Cross multiply
    1,010,987.21x = 1,516,059.18 × 411,541.44
  4. Step 4: Simplify right side
    1,010,987.21x = 623,921,178,062.42
  5. Step 5: Solve for x
    x = 623,921,178,062.42/1,010,987.21
  6. Step 6: Final answer
    x = 617,140.53

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.