Home / 3,114,429.60-4,671,644.40-2,925,472.80

Finding the Fourth Proportional to 3,114,429.60, 4,671,644.40 and 2,925,472.80

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Solution

The fourth proportional to 3,114,429.60, 4,671,644.40 and 2,925,472.80 is: 4,388,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,429.60 : 4,671,644.40 = 2,925,472.80 : x
  2. Step 2: Convert to fraction form
    3,114,429.60/4,671,644.40 = 2,925,472.80/x
  3. Step 3: Cross multiply
    3,114,429.60x = 4,671,644.40 × 2,925,472.80
  4. Step 4: Simplify right side
    3,114,429.60x = 13,666,768,623,472.32
  5. Step 5: Solve for x
    x = 13,666,768,623,472.32/3,114,429.60
  6. Step 6: Final answer
    x = 4,388,209.20

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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.