Home / 1,757,915.61-2,637,136.64-636,247.05

Finding the Fourth Proportional to 1,757,915.61, 2,637,136.64 and 636,247.05

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Solution

The fourth proportional to 1,757,915.61, 2,637,136.64 and 636,247.05 is: 954,465.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757,915.61 : 2,637,136.64 = 636,247.05 : x
  2. Step 2: Convert to fraction form
    1,757,915.61/2,637,136.64 = 636,247.05/x
  3. Step 3: Cross multiply
    1,757,915.61x = 2,637,136.64 × 636,247.05
  4. Step 4: Simplify right side
    1,757,915.61x = 1,677,870,407,646.91
  5. Step 5: Solve for x
    x = 1,677,870,407,646.91/1,757,915.61
  6. Step 6: Final answer
    x = 954,465.84

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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.