Home / 1,371,715.28-1,892,946.60-759,866.16

Finding the Fourth Proportional to 1,371,715.28, 1,892,946.60 and 759,866.16

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Solution

The fourth proportional to 1,371,715.28, 1,892,946.60 and 759,866.16 is: 1,048,603.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,715.28 : 1,892,946.60 = 759,866.16 : x
  2. Step 2: Convert to fraction form
    1,371,715.28/1,892,946.60 = 759,866.16/x
  3. Step 3: Cross multiply
    1,371,715.28x = 1,892,946.60 × 759,866.16
  4. Step 4: Simplify right side
    1,371,715.28x = 1,438,386,064,027.06
  5. Step 5: Solve for x
    x = 1,438,386,064,027.06/1,371,715.28
  6. Step 6: Final answer
    x = 1,048,603.96

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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.