Home / 2,637,681.62-3,956,448.62-840,672.93

Finding the Fourth Proportional to 2,637,681.62, 3,956,448.62 and 840,672.93

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Solution

The fourth proportional to 2,637,681.62, 3,956,448.62 and 840,672.93 is: 1,260,985.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637,681.62 : 3,956,448.62 = 840,672.93 : x
  2. Step 2: Convert to fraction form
    2,637,681.62/3,956,448.62 = 840,672.93/x
  3. Step 3: Cross multiply
    2,637,681.62x = 3,956,448.62 × 840,672.93
  4. Step 4: Simplify right side
    2,637,681.62x = 3,326,079,246,088.81
  5. Step 5: Solve for x
    x = 3,326,079,246,088.81/2,637,681.62
  6. Step 6: Final answer
    x = 1,260,985.87

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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.