Home / 1,610,857.13-2,222,925.93-885,699.77

Finding the Fourth Proportional to 1,610,857.13, 2,222,925.93 and 885,699.77

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Solution

The fourth proportional to 1,610,857.13, 2,222,925.93 and 885,699.77 is: 1,222,234.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,857.13 : 2,222,925.93 = 885,699.77 : x
  2. Step 2: Convert to fraction form
    1,610,857.13/2,222,925.93 = 885,699.77/x
  3. Step 3: Cross multiply
    1,610,857.13x = 2,222,925.93 × 885,699.77
  4. Step 4: Simplify right side
    1,610,857.13x = 1,968,844,973,813.41
  5. Step 5: Solve for x
    x = 1,968,844,973,813.41/1,610,857.13
  6. Step 6: Final answer
    x = 1,222,234.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.