Home / 3,020,081.81-4,530,132.02-745,606.46

Finding the Fourth Proportional to 3,020,081.81, 4,530,132.02 and 745,606.46

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Solution

The fourth proportional to 3,020,081.81, 4,530,132.02 and 745,606.46 is: 1,118,411.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,081.81 : 4,530,132.02 = 745,606.46 : x
  2. Step 2: Convert to fraction form
    3,020,081.81/4,530,132.02 = 745,606.46/x
  3. Step 3: Cross multiply
    3,020,081.81x = 4,530,132.02 × 745,606.46
  4. Step 4: Simplify right side
    3,020,081.81x = 3,377,695,711,954.20
  5. Step 5: Solve for x
    x = 3,377,695,711,954.20/3,020,081.81
  6. Step 6: Final answer
    x = 1,118,411.99

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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.