Home / 1,069,688.26-1,605,051.38-470,571.57

Finding the Fourth Proportional to 1,069,688.26, 1,605,051.38 and 470,571.57

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Solution

The fourth proportional to 1,069,688.26, 1,605,051.38 and 470,571.57 is: 706,085.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,688.26 : 1,605,051.38 = 470,571.57 : x
  2. Step 2: Convert to fraction form
    1,069,688.26/1,605,051.38 = 470,571.57/x
  3. Step 3: Cross multiply
    1,069,688.26x = 1,605,051.38 × 470,571.57
  4. Step 4: Simplify right side
    1,069,688.26x = 755,291,545,464.41
  5. Step 5: Solve for x
    x = 755,291,545,464.41/1,069,688.26
  6. Step 6: Final answer
    x = 706,085.66

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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.