Home / 1,276,476.19-1,761,606.44-732,607.63

Finding the Fourth Proportional to 1,276,476.19, 1,761,606.44 and 732,607.63

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Solution

The fourth proportional to 1,276,476.19, 1,761,606.44 and 732,607.63 is: 1,011,038.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,476.19 : 1,761,606.44 = 732,607.63 : x
  2. Step 2: Convert to fraction form
    1,276,476.19/1,761,606.44 = 732,607.63/x
  3. Step 3: Cross multiply
    1,276,476.19x = 1,761,606.44 × 732,607.63
  4. Step 4: Simplify right side
    1,276,476.19x = 1,290,566,319,001.14
  5. Step 5: Solve for x
    x = 1,290,566,319,001.14/1,276,476.19
  6. Step 6: Final answer
    x = 1,011,038.30

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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.