Home / 1,200,495.20-1,799,848.48-401,303.84

Finding the Fourth Proportional to 1,200,495.20, 1,799,848.48 and 401,303.84

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Solution

The fourth proportional to 1,200,495.20, 1,799,848.48 and 401,303.84 is: 601,656.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,495.20 : 1,799,848.48 = 401,303.84 : x
  2. Step 2: Convert to fraction form
    1,200,495.20/1,799,848.48 = 401,303.84/x
  3. Step 3: Cross multiply
    1,200,495.20x = 1,799,848.48 × 401,303.84
  4. Step 4: Simplify right side
    1,200,495.20x = 722,286,106,442.16
  5. Step 5: Solve for x
    x = 722,286,106,442.16/1,200,495.20
  6. Step 6: Final answer
    x = 601,656.80

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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.