Home / 1,140,136.99-1,573,407.45-623,935.73

Finding the Fourth Proportional to 1,140,136.99, 1,573,407.45 and 623,935.73

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Solution

The fourth proportional to 1,140,136.99, 1,573,407.45 and 623,935.73 is: 861,041.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,136.99 : 1,573,407.45 = 623,935.73 : x
  2. Step 2: Convert to fraction form
    1,140,136.99/1,573,407.45 = 623,935.73/x
  3. Step 3: Cross multiply
    1,140,136.99x = 1,573,407.45 × 623,935.73
  4. Step 4: Simplify right side
    1,140,136.99x = 981,705,129,836.71
  5. Step 5: Solve for x
    x = 981,705,129,836.71/1,140,136.99
  6. Step 6: Final answer
    x = 861,041.38

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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.