Home / 1,347,436.65-2,021,041.11-436,599.84

Finding the Fourth Proportional to 1,347,436.65, 2,021,041.11 and 436,599.84

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Solution

The fourth proportional to 1,347,436.65, 2,021,041.11 and 436,599.84 is: 654,862.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,436.65 : 2,021,041.11 = 436,599.84 : x
  2. Step 2: Convert to fraction form
    1,347,436.65/2,021,041.11 = 436,599.84/x
  3. Step 3: Cross multiply
    1,347,436.65x = 2,021,041.11 × 436,599.84
  4. Step 4: Simplify right side
    1,347,436.65x = 882,386,215,154.22
  5. Step 5: Solve for x
    x = 882,386,215,154.22/1,347,436.65
  6. Step 6: Final answer
    x = 654,862.86

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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.