Home / 1,142,261.98-1,576,302.63-626,011.90

Finding the Fourth Proportional to 1,142,261.98, 1,576,302.63 and 626,011.90

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Solution

The fourth proportional to 1,142,261.98, 1,576,302.63 and 626,011.90 is: 863,886.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,261.98 : 1,576,302.63 = 626,011.90 : x
  2. Step 2: Convert to fraction form
    1,142,261.98/1,576,302.63 = 626,011.90/x
  3. Step 3: Cross multiply
    1,142,261.98x = 1,576,302.63 × 626,011.90
  4. Step 4: Simplify right side
    1,142,261.98x = 986,784,204,381.30
  5. Step 5: Solve for x
    x = 986,784,204,381.30/1,142,261.98
  6. Step 6: Final answer
    x = 863,886.06

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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.