Home / 1,337,323.74-1,845,506.75-764,376.21

Finding the Fourth Proportional to 1,337,323.74, 1,845,506.75 and 764,376.21

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Solution

The fourth proportional to 1,337,323.74, 1,845,506.75 and 764,376.21 is: 1,054,839.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,323.74 : 1,845,506.75 = 764,376.21 : x
  2. Step 2: Convert to fraction form
    1,337,323.74/1,845,506.75 = 764,376.21/x
  3. Step 3: Cross multiply
    1,337,323.74x = 1,845,506.75 × 764,376.21
  4. Step 4: Simplify right side
    1,337,323.74x = 1,410,661,455,094.42
  5. Step 5: Solve for x
    x = 1,410,661,455,094.42/1,337,323.74
  6. Step 6: Final answer
    x = 1,054,839.16

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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.