Home / 1,799,875.20-2,699,841.60-470,179.20

Finding the Fourth Proportional to 1,799,875.20, 2,699,841.60 and 470,179.20

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Solution

The fourth proportional to 1,799,875.20, 2,699,841.60 and 470,179.20 is: 705,276.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,875.20 : 2,699,841.60 = 470,179.20 : x
  2. Step 2: Convert to fraction form
    1,799,875.20/2,699,841.60 = 470,179.20/x
  3. Step 3: Cross multiply
    1,799,875.20x = 2,699,841.60 × 470,179.20
  4. Step 4: Simplify right side
    1,799,875.20x = 1,269,409,363,614.72
  5. Step 5: Solve for x
    x = 1,269,409,363,614.72/1,799,875.20
  6. Step 6: Final answer
    x = 705,276.32

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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.