Home / 1,217,643.41-1,825,925.19-648,918.50

Finding the Fourth Proportional to 1,217,643.41, 1,825,925.19 and 648,918.50

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Solution

The fourth proportional to 1,217,643.41, 1,825,925.19 and 648,918.50 is: 973,090.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,643.41 : 1,825,925.19 = 648,918.50 : x
  2. Step 2: Convert to fraction form
    1,217,643.41/1,825,925.19 = 648,918.50/x
  3. Step 3: Cross multiply
    1,217,643.41x = 1,825,925.19 × 648,918.50
  4. Step 4: Simplify right side
    1,217,643.41x = 1,184,876,626,277.39
  5. Step 5: Solve for x
    x = 1,184,876,626,277.39/1,217,643.41
  6. Step 6: Final answer
    x = 973,090.00

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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.