Home / 1,347,437.15-2,021,041.86-436,600.34

Finding the Fourth Proportional to 1,347,437.15, 2,021,041.86 and 436,600.34

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Solution

The fourth proportional to 1,347,437.15, 2,021,041.86 and 436,600.34 is: 654,863.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,437.15 : 2,021,041.86 = 436,600.34 : x
  2. Step 2: Convert to fraction form
    1,347,437.15/2,021,041.86 = 436,600.34/x
  3. Step 3: Cross multiply
    1,347,437.15x = 2,021,041.86 × 436,600.34
  4. Step 4: Simplify right side
    1,347,437.15x = 882,387,563,230.23
  5. Step 5: Solve for x
    x = 882,387,563,230.23/1,347,437.15
  6. Step 6: Final answer
    x = 654,863.62

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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.