Home / 1,983,386.93-2,973,335.96-786,149.83

Finding the Fourth Proportional to 1,983,386.93, 2,973,335.96 and 786,149.83

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Solution

The fourth proportional to 1,983,386.93, 2,973,335.96 and 786,149.83 is: 1,178,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,386.93 : 2,973,335.96 = 786,149.83 : x
  2. Step 2: Convert to fraction form
    1,983,386.93/2,973,335.96 = 786,149.83/x
  3. Step 3: Cross multiply
    1,983,386.93x = 2,973,335.96 × 786,149.83
  4. Step 4: Simplify right side
    1,983,386.93x = 2,337,487,554,018.92
  5. Step 5: Solve for x
    x = 2,337,487,554,018.92/1,983,386.93
  6. Step 6: Final answer
    x = 1,178,533.30

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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.