Home / 1,429,241.10-2,143,205.55-630,111.30

Finding the Fourth Proportional to 1,429,241.10, 2,143,205.55 and 630,111.30

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Solution

The fourth proportional to 1,429,241.10, 2,143,205.55 and 630,111.30 is: 944,877.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,241.10 : 2,143,205.55 = 630,111.30 : x
  2. Step 2: Convert to fraction form
    1,429,241.10/2,143,205.55 = 630,111.30/x
  3. Step 3: Cross multiply
    1,429,241.10x = 2,143,205.55 × 630,111.30
  4. Step 4: Simplify right side
    1,429,241.10x = 1,350,458,035,277.72
  5. Step 5: Solve for x
    x = 1,350,458,035,277.72/1,429,241.10
  6. Step 6: Final answer
    x = 944,877.69

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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.