Home / 1,860,871.86-2,791,695.15-581,427.63

Finding the Fourth Proportional to 1,860,871.86, 2,791,695.15 and 581,427.63

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Solution

The fourth proportional to 1,860,871.86, 2,791,695.15 and 581,427.63 is: 872,262.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860,871.86 : 2,791,695.15 = 581,427.63 : x
  2. Step 2: Convert to fraction form
    1,860,871.86/2,791,695.15 = 581,427.63/x
  3. Step 3: Cross multiply
    1,860,871.86x = 2,791,695.15 × 581,427.63
  4. Step 4: Simplify right side
    1,860,871.86x = 1,623,168,694,746.99
  5. Step 5: Solve for x
    x = 1,623,168,694,746.99/1,860,871.86
  6. Step 6: Final answer
    x = 872,262.48

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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.