Home / 1,250,686.08-1,875,635.28-409,041.36

Finding the Fourth Proportional to 1,250,686.08, 1,875,635.28 and 409,041.36

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Solution

The fourth proportional to 1,250,686.08, 1,875,635.28 and 409,041.36 is: 613,433.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,686.08 : 1,875,635.28 = 409,041.36 : x
  2. Step 2: Convert to fraction form
    1,250,686.08/1,875,635.28 = 409,041.36/x
  3. Step 3: Cross multiply
    1,250,686.08x = 1,875,635.28 × 409,041.36
  4. Step 4: Simplify right side
    1,250,686.08x = 767,212,405,795.18
  5. Step 5: Solve for x
    x = 767,212,405,795.18/1,250,686.08
  6. Step 6: Final answer
    x = 613,433.23

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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.