Home / 1,564,641.02-2,158,958.00-911,374.61

Finding the Fourth Proportional to 1,564,641.02, 2,158,958.00 and 911,374.61

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Solution

The fourth proportional to 1,564,641.02, 2,158,958.00 and 911,374.61 is: 1,257,553.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,641.02 : 2,158,958.00 = 911,374.61 : x
  2. Step 2: Convert to fraction form
    1,564,641.02/2,158,958.00 = 911,374.61/x
  3. Step 3: Cross multiply
    1,564,641.02x = 2,158,958.00 × 911,374.61
  4. Step 4: Simplify right side
    1,564,641.02x = 1,967,619,496,740.03
  5. Step 5: Solve for x
    x = 1,967,619,496,740.03/1,564,641.02
  6. Step 6: Final answer
    x = 1,257,553.31

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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.