Home / 1,558,966.50-2,151,380.25-843,574.50

Finding the Fourth Proportional to 1,558,966.50, 2,151,380.25 and 843,574.50

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Solution

The fourth proportional to 1,558,966.50, 2,151,380.25 and 843,574.50 is: 1,164,136.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,966.50 : 2,151,380.25 = 843,574.50 : x
  2. Step 2: Convert to fraction form
    1,558,966.50/2,151,380.25 = 843,574.50/x
  3. Step 3: Cross multiply
    1,558,966.50x = 2,151,380.25 × 843,574.50
  4. Step 4: Simplify right side
    1,558,966.50x = 1,814,849,518,703.63
  5. Step 5: Solve for x
    x = 1,814,849,518,703.63/1,558,966.50
  6. Step 6: Final answer
    x = 1,164,136.32

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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.