Home / 1,712,987.15-2,363,819.83-948,985.43

Finding the Fourth Proportional to 1,712,987.15, 2,363,819.83 and 948,985.43

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Solution

The fourth proportional to 1,712,987.15, 2,363,819.83 and 948,985.43 is: 1,309,543.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,987.15 : 2,363,819.83 = 948,985.43 : x
  2. Step 2: Convert to fraction form
    1,712,987.15/2,363,819.83 = 948,985.43/x
  3. Step 3: Cross multiply
    1,712,987.15x = 2,363,819.83 × 948,985.43
  4. Step 4: Simplify right side
    1,712,987.15x = 2,243,230,563,623.51
  5. Step 5: Solve for x
    x = 2,243,230,563,623.51/1,712,987.15
  6. Step 6: Final answer
    x = 1,309,543.14

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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.