Home / 1,114,723.81-1,671,657.76-474,621.72

Finding the Fourth Proportional to 1,114,723.81, 1,671,657.76 and 474,621.72

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Solution

The fourth proportional to 1,114,723.81, 1,671,657.76 and 474,621.72 is: 711,750.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,723.81 : 1,671,657.76 = 474,621.72 : x
  2. Step 2: Convert to fraction form
    1,114,723.81/1,671,657.76 = 474,621.72/x
  3. Step 3: Cross multiply
    1,114,723.81x = 1,671,657.76 × 474,621.72
  4. Step 4: Simplify right side
    1,114,723.81x = 793,405,081,302.55
  5. Step 5: Solve for x
    x = 793,405,081,302.55/1,114,723.81
  6. Step 6: Final answer
    x = 711,750.37

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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.