Home / 1,556,702.40-2,340,302.40-1,325,755.20

Finding the Fourth Proportional to 1,556,702.40, 2,340,302.40 and 1,325,755.20

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Solution

The fourth proportional to 1,556,702.40, 2,340,302.40 and 1,325,755.20 is: 1,993,102.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,702.40 : 2,340,302.40 = 1,325,755.20 : x
  2. Step 2: Convert to fraction form
    1,556,702.40/2,340,302.40 = 1,325,755.20/x
  3. Step 3: Cross multiply
    1,556,702.40x = 2,340,302.40 × 1,325,755.20
  4. Step 4: Simplify right side
    1,556,702.40x = 3,102,668,076,372.48
  5. Step 5: Solve for x
    x = 3,102,668,076,372.48/1,556,702.40
  6. Step 6: Final answer
    x = 1,993,102.91

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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.