Home / 1,528,051.89-2,290,652.75-516,470.07

Finding the Fourth Proportional to 1,528,051.89, 2,290,652.75 and 516,470.07

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Solution

The fourth proportional to 1,528,051.89, 2,290,652.75 and 516,470.07 is: 774,223.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,051.89 : 2,290,652.75 = 516,470.07 : x
  2. Step 2: Convert to fraction form
    1,528,051.89/2,290,652.75 = 516,470.07/x
  3. Step 3: Cross multiply
    1,528,051.89x = 2,290,652.75 × 516,470.07
  4. Step 4: Simplify right side
    1,528,051.89x = 1,183,053,583,555.84
  5. Step 5: Solve for x
    x = 1,183,053,583,555.84/1,528,051.89
  6. Step 6: Final answer
    x = 774,223.44

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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.