Home / 2,290,369.32-3,435,110.70-692,557.80

Finding the Fourth Proportional to 2,290,369.32, 3,435,110.70 and 692,557.80

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Solution

The fourth proportional to 2,290,369.32, 3,435,110.70 and 692,557.80 is: 1,038,702.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,369.32 : 3,435,110.70 = 692,557.80 : x
  2. Step 2: Convert to fraction form
    2,290,369.32/3,435,110.70 = 692,557.80/x
  3. Step 3: Cross multiply
    2,290,369.32x = 3,435,110.70 × 692,557.80
  4. Step 4: Simplify right side
    2,290,369.32x = 2,379,012,709,148.46
  5. Step 5: Solve for x
    x = 2,379,012,709,148.46/2,290,369.32
  6. Step 6: Final answer
    x = 1,038,702.66

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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.