Home / 1,042,991.46-1,556,667.81-974,890.08

Finding the Fourth Proportional to 1,042,991.46, 1,556,667.81 and 974,890.08

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Solution

The fourth proportional to 1,042,991.46, 1,556,667.81 and 974,890.08 is: 1,455,026.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,991.46 : 1,556,667.81 = 974,890.08 : x
  2. Step 2: Convert to fraction form
    1,042,991.46/1,556,667.81 = 974,890.08/x
  3. Step 3: Cross multiply
    1,042,991.46x = 1,556,667.81 × 974,890.08
  4. Step 4: Simplify right side
    1,042,991.46x = 1,517,580,005,824.32
  5. Step 5: Solve for x
    x = 1,517,580,005,824.32/1,042,991.46
  6. Step 6: Final answer
    x = 1,455,026.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.