Home / 1,864,389.20-2,573,054.51-1,139,661.14

Finding the Fourth Proportional to 1,864,389.20, 2,573,054.51 and 1,139,661.14

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Solution

The fourth proportional to 1,864,389.20, 2,573,054.51 and 1,139,661.14 is: 1,572,853.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,389.20 : 2,573,054.51 = 1,139,661.14 : x
  2. Step 2: Convert to fraction form
    1,864,389.20/2,573,054.51 = 1,139,661.14/x
  3. Step 3: Cross multiply
    1,864,389.20x = 2,573,054.51 × 1,139,661.14
  4. Step 4: Simplify right side
    1,864,389.20x = 2,932,410,217,585.16
  5. Step 5: Solve for x
    x = 2,932,410,217,585.16/1,864,389.20
  6. Step 6: Final answer
    x = 1,572,853.04

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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.