Home / 5,571,990.90-8,357,329.71-1,528,887.54

Finding the Fourth Proportional to 5,571,990.90, 8,357,329.71 and 1,528,887.54

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Solution

The fourth proportional to 5,571,990.90, 8,357,329.71 and 1,528,887.54 is: 2,293,151.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571,990.90 : 8,357,329.71 = 1,528,887.54 : x
  2. Step 2: Convert to fraction form
    5,571,990.90/8,357,329.71 = 1,528,887.54/x
  3. Step 3: Cross multiply
    5,571,990.90x = 8,357,329.71 × 1,528,887.54
  4. Step 4: Simplify right side
    5,571,990.90x = 12,777,417,261,290.81
  5. Step 5: Solve for x
    x = 12,777,417,261,290.81/5,571,990.90
  6. Step 6: Final answer
    x = 2,293,151.14

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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.