Home / 3,280,316.34-4,526,838.48-1,830,011.78

Finding the Fourth Proportional to 3,280,316.34, 4,526,838.48 and 1,830,011.78

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Solution

The fourth proportional to 3,280,316.34, 4,526,838.48 and 1,830,011.78 is: 2,525,417.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,316.34 : 4,526,838.48 = 1,830,011.78 : x
  2. Step 2: Convert to fraction form
    3,280,316.34/4,526,838.48 = 1,830,011.78/x
  3. Step 3: Cross multiply
    3,280,316.34x = 4,526,838.48 × 1,830,011.78
  4. Step 4: Simplify right side
    3,280,316.34x = 8,284,167,744,557.30
  5. Step 5: Solve for x
    x = 8,284,167,744,557.30/3,280,316.34
  6. Step 6: Final answer
    x = 2,525,417.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.