Home / 3,140,666.40-4,710,999.60-2,930,714.40

Finding the Fourth Proportional to 3,140,666.40, 4,710,999.60 and 2,930,714.40

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Solution

The fourth proportional to 3,140,666.40, 4,710,999.60 and 2,930,714.40 is: 4,396,071.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,666.40 : 4,710,999.60 = 2,930,714.40 : x
  2. Step 2: Convert to fraction form
    3,140,666.40/4,710,999.60 = 2,930,714.40/x
  3. Step 3: Cross multiply
    3,140,666.40x = 4,710,999.60 × 2,930,714.40
  4. Step 4: Simplify right side
    3,140,666.40x = 13,806,594,366,114.24
  5. Step 5: Solve for x
    x = 13,806,594,366,114.24/3,140,666.40
  6. Step 6: Final answer
    x = 4,396,071.60

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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.