Home / 1,807,871.60-2,494,855.86-992,088.92

Finding the Fourth Proportional to 1,807,871.60, 2,494,855.86 and 992,088.92

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Solution

The fourth proportional to 1,807,871.60, 2,494,855.86 and 992,088.92 is: 1,369,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,871.60 : 2,494,855.86 = 992,088.92 : x
  2. Step 2: Convert to fraction form
    1,807,871.60/2,494,855.86 = 992,088.92/x
  3. Step 3: Cross multiply
    1,807,871.60x = 2,494,855.86 × 992,088.92
  4. Step 4: Simplify right side
    1,807,871.60x = 2,475,118,855,703.07
  5. Step 5: Solve for x
    x = 2,475,118,855,703.07/1,807,871.60
  6. Step 6: Final answer
    x = 1,369,078.90

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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.