Home / 1,439,127.84-2,158,297.40-540,500

Finding the Fourth Proportional to 1,439,127.84, 2,158,297.40 and 540,500

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Solution

The fourth proportional to 1,439,127.84, 2,158,297.40 and 540,500 is: 810,601.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,127.84 : 2,158,297.40 = 540,500 : x
  2. Step 2: Convert to fraction form
    1,439,127.84/2,158,297.40 = 540,500/x
  3. Step 3: Cross multiply
    1,439,127.84x = 2,158,297.40 × 540,500
  4. Step 4: Simplify right side
    1,439,127.84x = 1,166,559,744,700
  5. Step 5: Solve for x
    x = 1,166,559,744,700/1,439,127.84
  6. Step 6: Final answer
    x = 810,601.89

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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.