Home / 1,881,823.70-2,596,902.72-1,022,391.02

Finding the Fourth Proportional to 1,881,823.70, 2,596,902.72 and 1,022,391.02

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Solution

The fourth proportional to 1,881,823.70, 2,596,902.72 and 1,022,391.02 is: 1,410,892.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,823.70 : 2,596,902.72 = 1,022,391.02 : x
  2. Step 2: Convert to fraction form
    1,881,823.70/2,596,902.72 = 1,022,391.02/x
  3. Step 3: Cross multiply
    1,881,823.70x = 2,596,902.72 × 1,022,391.02
  4. Step 4: Simplify right side
    1,881,823.70x = 2,655,050,020,741.57
  5. Step 5: Solve for x
    x = 2,655,050,020,741.57/1,881,823.70
  6. Step 6: Final answer
    x = 1,410,892.01

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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.