Home / 1,556,457.75-2,147,944.50-877,394.25

Finding the Fourth Proportional to 1,556,457.75, 2,147,944.50 and 877,394.25

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Solution

The fourth proportional to 1,556,457.75, 2,147,944.50 and 877,394.25 is: 1,210,822.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,457.75 : 2,147,944.50 = 877,394.25 : x
  2. Step 2: Convert to fraction form
    1,556,457.75/2,147,944.50 = 877,394.25/x
  3. Step 3: Cross multiply
    1,556,457.75x = 2,147,944.50 × 877,394.25
  4. Step 4: Simplify right side
    1,556,457.75x = 1,884,594,153,619.13
  5. Step 5: Solve for x
    x = 1,884,594,153,619.13/1,556,457.75
  6. Step 6: Final answer
    x = 1,210,822.56

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