Home / 1,365,802.60-2,048,703.90-1,230,500.20

Finding the Fourth Proportional to 1,365,802.60, 2,048,703.90 and 1,230,500.20

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Solution

The fourth proportional to 1,365,802.60, 2,048,703.90 and 1,230,500.20 is: 1,845,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,802.60 : 2,048,703.90 = 1,230,500.20 : x
  2. Step 2: Convert to fraction form
    1,365,802.60/2,048,703.90 = 1,230,500.20/x
  3. Step 3: Cross multiply
    1,365,802.60x = 2,048,703.90 × 1,230,500.20
  4. Step 4: Simplify right side
    1,365,802.60x = 2,520,930,558,690.78
  5. Step 5: Solve for x
    x = 2,520,930,558,690.78/1,365,802.60
  6. Step 6: Final answer
    x = 1,845,750.30

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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.