Home / 1,890,054.41-2,834,816.13-542,331.86

Finding the Fourth Proportional to 1,890,054.41, 2,834,816.13 and 542,331.86

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Solution

The fourth proportional to 1,890,054.41, 2,834,816.13 and 542,331.86 is: 813,421.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,054.41 : 2,834,816.13 = 542,331.86 : x
  2. Step 2: Convert to fraction form
    1,890,054.41/2,834,816.13 = 542,331.86/x
  3. Step 3: Cross multiply
    1,890,054.41x = 2,834,816.13 × 542,331.86
  4. Step 4: Simplify right side
    1,890,054.41x = 1,537,411,090,366.82
  5. Step 5: Solve for x
    x = 1,537,411,090,366.82/1,890,054.41
  6. Step 6: Final answer
    x = 813,421.61

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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.