Home / 1,102,817.80-1,652,039.70-971,306.20

Finding the Fourth Proportional to 1,102,817.80, 1,652,039.70 and 971,306.20

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Solution

The fourth proportional to 1,102,817.80, 1,652,039.70 and 971,306.20 is: 1,455,033.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,817.80 : 1,652,039.70 = 971,306.20 : x
  2. Step 2: Convert to fraction form
    1,102,817.80/1,652,039.70 = 971,306.20/x
  3. Step 3: Cross multiply
    1,102,817.80x = 1,652,039.70 × 971,306.20
  4. Step 4: Simplify right side
    1,102,817.80x = 1,604,636,403,256.14
  5. Step 5: Solve for x
    x = 1,604,636,403,256.14/1,102,817.80
  6. Step 6: Final answer
    x = 1,455,033.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.