Home / 1,133,686.48-1,564,483.26-624,387.64

Finding the Fourth Proportional to 1,133,686.48, 1,564,483.26 and 624,387.64

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Solution

The fourth proportional to 1,133,686.48, 1,564,483.26 and 624,387.64 is: 861,652.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,686.48 : 1,564,483.26 = 624,387.64 : x
  2. Step 2: Convert to fraction form
    1,133,686.48/1,564,483.26 = 624,387.64/x
  3. Step 3: Cross multiply
    1,133,686.48x = 1,564,483.26 × 624,387.64
  4. Step 4: Simplify right side
    1,133,686.48x = 976,844,010,530.91
  5. Step 5: Solve for x
    x = 976,844,010,530.91/1,133,686.48
  6. Step 6: Final answer
    x = 861,652.69

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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.