Home / 1,245,966.77-1,719,434.86-673,006.93

Finding the Fourth Proportional to 1,245,966.77, 1,719,434.86 and 673,006.93

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Solution

The fourth proportional to 1,245,966.77, 1,719,434.86 and 673,006.93 is: 928,749.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,966.77 : 1,719,434.86 = 673,006.93 : x
  2. Step 2: Convert to fraction form
    1,245,966.77/1,719,434.86 = 673,006.93/x
  3. Step 3: Cross multiply
    1,245,966.77x = 1,719,434.86 × 673,006.93
  4. Step 4: Simplify right side
    1,245,966.77x = 1,157,191,570,482.48
  5. Step 5: Solve for x
    x = 1,157,191,570,482.48/1,245,966.77
  6. Step 6: Final answer
    x = 928,749.94

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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.