Home / 2,176,428.34-3,264,650.38-660,124.41

Finding the Fourth Proportional to 2,176,428.34, 3,264,650.38 and 660,124.41

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Solution

The fourth proportional to 2,176,428.34, 3,264,650.38 and 660,124.41 is: 990,189.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,428.34 : 3,264,650.38 = 660,124.41 : x
  2. Step 2: Convert to fraction form
    2,176,428.34/3,264,650.38 = 660,124.41/x
  3. Step 3: Cross multiply
    2,176,428.34x = 3,264,650.38 × 660,124.41
  4. Step 4: Simplify right side
    2,176,428.34x = 2,155,075,400,005.12
  5. Step 5: Solve for x
    x = 2,155,075,400,005.12/2,176,428.34
  6. Step 6: Final answer
    x = 990,189.00

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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.