Home / 1,142,706-1,577,047.12-652,748.85

Finding the Fourth Proportional to 1,142,706, 1,577,047.12 and 652,748.85

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Solution

The fourth proportional to 1,142,706, 1,577,047.12 and 652,748.85 is: 900,857.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,706 : 1,577,047.12 = 652,748.85 : x
  2. Step 2: Convert to fraction form
    1,142,706/1,577,047.12 = 652,748.85/x
  3. Step 3: Cross multiply
    1,142,706x = 1,577,047.12 × 652,748.85
  4. Step 4: Simplify right side
    1,142,706x = 1,029,415,686,430.01
  5. Step 5: Solve for x
    x = 1,029,415,686,430.01/1,142,706
  6. Step 6: Final answer
    x = 900,857.86

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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.