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Finding the Fourth Proportional to 4,998,719.81, 7,496,529.17 and 1,803,430.59

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Solution

The fourth proportional to 4,998,719.81, 7,496,529.17 and 1,803,430.59 is: 2,704,586.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998,719.81 : 7,496,529.17 = 1,803,430.59 : x
  2. Step 2: Convert to fraction form
    4,998,719.81/7,496,529.17 = 1,803,430.59/x
  3. Step 3: Cross multiply
    4,998,719.81x = 7,496,529.17 × 1,803,430.59
  4. Step 4: Simplify right side
    4,998,719.81x = 13,519,470,014,988.16
  5. Step 5: Solve for x
    x = 13,519,470,014,988.16/4,998,719.81
  6. Step 6: Final answer
    x = 2,704,586.48

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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.