Home / 1,495,136.52-2,063,281.14-816,071.40

Finding the Fourth Proportional to 1,495,136.52, 2,063,281.14 and 816,071.40

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Solution

The fourth proportional to 1,495,136.52, 2,063,281.14 and 816,071.40 is: 1,126,174.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,136.52 : 2,063,281.14 = 816,071.40 : x
  2. Step 2: Convert to fraction form
    1,495,136.52/2,063,281.14 = 816,071.40/x
  3. Step 3: Cross multiply
    1,495,136.52x = 2,063,281.14 × 816,071.40
  4. Step 4: Simplify right side
    1,495,136.52x = 1,683,784,728,513.40
  5. Step 5: Solve for x
    x = 1,683,784,728,513.40/1,495,136.52
  6. Step 6: Final answer
    x = 1,126,174.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.