Home / 1,271,257.48-1,754,345.73-698,310.46

Finding the Fourth Proportional to 1,271,257.48, 1,754,345.73 and 698,310.46

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Solution

The fourth proportional to 1,271,257.48, 1,754,345.73 and 698,310.46 is: 963,674.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,257.48 : 1,754,345.73 = 698,310.46 : x
  2. Step 2: Convert to fraction form
    1,271,257.48/1,754,345.73 = 698,310.46/x
  3. Step 3: Cross multiply
    1,271,257.48x = 1,754,345.73 × 698,310.46
  4. Step 4: Simplify right side
    1,271,257.48x = 1,225,077,973,715.34
  5. Step 5: Solve for x
    x = 1,225,077,973,715.34/1,271,257.48
  6. Step 6: Final answer
    x = 963,674.15

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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.