Home / 1,004,003.70-1,506,005.55-864,035.70

Finding the Fourth Proportional to 1,004,003.70, 1,506,005.55 and 864,035.70

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Solution

The fourth proportional to 1,004,003.70, 1,506,005.55 and 864,035.70 is: 1,296,053.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,003.70 : 1,506,005.55 = 864,035.70 : x
  2. Step 2: Convert to fraction form
    1,004,003.70/1,506,005.55 = 864,035.70/x
  3. Step 3: Cross multiply
    1,004,003.70x = 1,506,005.55 × 864,035.70
  4. Step 4: Simplify right side
    1,004,003.70x = 1,301,242,559,598.14
  5. Step 5: Solve for x
    x = 1,301,242,559,598.14/1,004,003.70
  6. Step 6: Final answer
    x = 1,296,053.55

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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.