Home / 2,833,089.20-3,909,549.40-1,543,901.91

Finding the Fourth Proportional to 2,833,089.20, 3,909,549.40 and 1,543,901.91

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Solution

The fourth proportional to 2,833,089.20, 3,909,549.40 and 1,543,901.91 is: 2,130,522.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833,089.20 : 3,909,549.40 = 1,543,901.91 : x
  2. Step 2: Convert to fraction form
    2,833,089.20/3,909,549.40 = 1,543,901.91/x
  3. Step 3: Cross multiply
    2,833,089.20x = 3,909,549.40 × 1,543,901.91
  4. Step 4: Simplify right side
    2,833,089.20x = 6,035,960,785,899.35
  5. Step 5: Solve for x
    x = 6,035,960,785,899.35/2,833,089.20
  6. Step 6: Final answer
    x = 2,130,522.68

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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.