Home / 1,264,687.86-1,897,130.61-366,142.98

Finding the Fourth Proportional to 1,264,687.86, 1,897,130.61 and 366,142.98

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Solution

The fourth proportional to 1,264,687.86, 1,897,130.61 and 366,142.98 is: 549,243.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,687.86 : 1,897,130.61 = 366,142.98 : x
  2. Step 2: Convert to fraction form
    1,264,687.86/1,897,130.61 = 366,142.98/x
  3. Step 3: Cross multiply
    1,264,687.86x = 1,897,130.61 × 366,142.98
  4. Step 4: Simplify right side
    1,264,687.86x = 694,621,054,994.62
  5. Step 5: Solve for x
    x = 694,621,054,994.62/1,264,687.86
  6. Step 6: Final answer
    x = 549,243.08

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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.