Home / 1,703,264.61-2,553,867.84-678,752.50

Finding the Fourth Proportional to 1,703,264.61, 2,553,867.84 and 678,752.50

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Solution

The fourth proportional to 1,703,264.61, 2,553,867.84 and 678,752.50 is: 1,017,718.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,264.61 : 2,553,867.84 = 678,752.50 : x
  2. Step 2: Convert to fraction form
    1,703,264.61/2,553,867.84 = 678,752.50/x
  3. Step 3: Cross multiply
    1,703,264.61x = 2,553,867.84 × 678,752.50
  4. Step 4: Simplify right side
    1,703,264.61x = 1,733,444,181,069.60
  5. Step 5: Solve for x
    x = 1,733,444,181,069.60/1,703,264.61
  6. Step 6: Final answer
    x = 1,017,718.66

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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.