Home / 1,133,435.08-1,564,140.26-624,136.20

Finding the Fourth Proportional to 1,133,435.08, 1,564,140.26 and 624,136.20

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Solution

The fourth proportional to 1,133,435.08, 1,564,140.26 and 624,136.20 is: 861,307.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,435.08 : 1,564,140.26 = 624,136.20 : x
  2. Step 2: Convert to fraction form
    1,133,435.08/1,564,140.26 = 624,136.20/x
  3. Step 3: Cross multiply
    1,133,435.08x = 1,564,140.26 × 624,136.20
  4. Step 4: Simplify right side
    1,133,435.08x = 976,236,558,143.41
  5. Step 5: Solve for x
    x = 976,236,558,143.41/1,133,435.08
  6. Step 6: Final answer
    x = 861,307.87

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Double scale
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1.5x scale

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.