Home / 1,868,444.34-2,578,453.14-1,009,004.59

Finding the Fourth Proportional to 1,868,444.34, 2,578,453.14 and 1,009,004.59

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Solution

The fourth proportional to 1,868,444.34, 2,578,453.14 and 1,009,004.59 is: 1,392,426.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,444.34 : 2,578,453.14 = 1,009,004.59 : x
  2. Step 2: Convert to fraction form
    1,868,444.34/2,578,453.14 = 1,009,004.59/x
  3. Step 3: Cross multiply
    1,868,444.34x = 2,578,453.14 × 1,009,004.59
  4. Step 4: Simplify right side
    1,868,444.34x = 2,601,671,053,359.91
  5. Step 5: Solve for x
    x = 2,601,671,053,359.91/1,868,444.34
  6. Step 6: Final answer
    x = 1,392,426.31

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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.