Home / 1,263,434-1,743,622.98-712,285.64

Finding the Fourth Proportional to 1,263,434, 1,743,622.98 and 712,285.64

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Solution

The fourth proportional to 1,263,434, 1,743,622.98 and 712,285.64 is: 983,001.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,434 : 1,743,622.98 = 712,285.64 : x
  2. Step 2: Convert to fraction form
    1,263,434/1,743,622.98 = 712,285.64/x
  3. Step 3: Cross multiply
    1,263,434x = 1,743,622.98 × 712,285.64
  4. Step 4: Simplify right side
    1,263,434x = 1,241,957,610,228.01
  5. Step 5: Solve for x
    x = 1,241,957,610,228.01/1,263,434
  6. Step 6: Final answer
    x = 983,001.57

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1.5x scale

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.