Home / 1,048,328.04-1,571,561.18-408,483.56

Finding the Fourth Proportional to 1,048,328.04, 1,571,561.18 and 408,483.56

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Solution

The fourth proportional to 1,048,328.04, 1,571,561.18 and 408,483.56 is: 612,362.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,328.04 : 1,571,561.18 = 408,483.56 : x
  2. Step 2: Convert to fraction form
    1,048,328.04/1,571,561.18 = 408,483.56/x
  3. Step 3: Cross multiply
    1,048,328.04x = 1,571,561.18 × 408,483.56
  4. Step 4: Simplify right side
    1,048,328.04x = 641,956,905,564.20
  5. Step 5: Solve for x
    x = 641,956,905,564.20/1,048,328.04
  6. Step 6: Final answer
    x = 612,362.62

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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.