Home / 1,210,070.78-1,814,683.08-356,916.14

Finding the Fourth Proportional to 1,210,070.78, 1,814,683.08 and 356,916.14

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Solution

The fourth proportional to 1,210,070.78, 1,814,683.08 and 356,916.14 is: 535,249.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,070.78 : 1,814,683.08 = 356,916.14 : x
  2. Step 2: Convert to fraction form
    1,210,070.78/1,814,683.08 = 356,916.14/x
  3. Step 3: Cross multiply
    1,210,070.78x = 1,814,683.08 × 356,916.14
  4. Step 4: Simplify right side
    1,210,070.78x = 647,689,680,236.91
  5. Step 5: Solve for x
    x = 647,689,680,236.91/1,210,070.78
  6. Step 6: Final answer
    x = 535,249.42

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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.