Home / 1,343,001.35-2,013,235.70-668,444.96

Finding the Fourth Proportional to 1,343,001.35, 2,013,235.70 and 668,444.96

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Solution

The fourth proportional to 1,343,001.35, 2,013,235.70 and 668,444.96 is: 1,002,037.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,001.35 : 2,013,235.70 = 668,444.96 : x
  2. Step 2: Convert to fraction form
    1,343,001.35/2,013,235.70 = 668,444.96/x
  3. Step 3: Cross multiply
    1,343,001.35x = 2,013,235.70 × 668,444.96
  4. Step 4: Simplify right side
    1,343,001.35x = 1,345,737,243,548.67
  5. Step 5: Solve for x
    x = 1,345,737,243,548.67/1,343,001.35
  6. Step 6: Final answer
    x = 1,002,037.15

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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.