Home / 1,158,056.98-1,598,182.36-641,800.13

Finding the Fourth Proportional to 1,158,056.98, 1,598,182.36 and 641,800.13

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Solution

The fourth proportional to 1,158,056.98, 1,598,182.36 and 641,800.13 is: 885,719.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,056.98 : 1,598,182.36 = 641,800.13 : x
  2. Step 2: Convert to fraction form
    1,158,056.98/1,598,182.36 = 641,800.13/x
  3. Step 3: Cross multiply
    1,158,056.98x = 1,598,182.36 × 641,800.13
  4. Step 4: Simplify right side
    1,158,056.98x = 1,025,713,636,816.29
  5. Step 5: Solve for x
    x = 1,025,713,636,816.29/1,158,056.98
  6. Step 6: Final answer
    x = 885,719.49

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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.