Home / 1,841,886.40-2,763,203.28-579,420.40

Finding the Fourth Proportional to 1,841,886.40, 2,763,203.28 and 579,420.40

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Solution

The fourth proportional to 1,841,886.40, 2,763,203.28 and 579,420.40 is: 869,248.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841,886.40 : 2,763,203.28 = 579,420.40 : x
  2. Step 2: Convert to fraction form
    1,841,886.40/2,763,203.28 = 579,420.40/x
  3. Step 3: Cross multiply
    1,841,886.40x = 2,763,203.28 × 579,420.40
  4. Step 4: Simplify right side
    1,841,886.40x = 1,601,056,349,778.91
  5. Step 5: Solve for x
    x = 1,601,056,349,778.91/1,841,886.40
  6. Step 6: Final answer
    x = 869,248.15

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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.