Home / 1,240,473.22-1,712,038.16-757,318.44

Finding the Fourth Proportional to 1,240,473.22, 1,712,038.16 and 757,318.44

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Solution

The fourth proportional to 1,240,473.22, 1,712,038.16 and 757,318.44 is: 1,045,212.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,473.22 : 1,712,038.16 = 757,318.44 : x
  2. Step 2: Convert to fraction form
    1,240,473.22/1,712,038.16 = 757,318.44/x
  3. Step 3: Cross multiply
    1,240,473.22x = 1,712,038.16 × 757,318.44
  4. Step 4: Simplify right side
    1,240,473.22x = 1,296,558,068,551.67
  5. Step 5: Solve for x
    x = 1,296,558,068,551.67/1,240,473.22
  6. Step 6: Final answer
    x = 1,045,212.46

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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.