Home / 1,529,967.40-2,294,951.10-921,106.60

Finding the Fourth Proportional to 1,529,967.40, 2,294,951.10 and 921,106.60

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Solution

The fourth proportional to 1,529,967.40, 2,294,951.10 and 921,106.60 is: 1,381,659.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,967.40 : 2,294,951.10 = 921,106.60 : x
  2. Step 2: Convert to fraction form
    1,529,967.40/2,294,951.10 = 921,106.60/x
  3. Step 3: Cross multiply
    1,529,967.40x = 2,294,951.10 × 921,106.60
  4. Step 4: Simplify right side
    1,529,967.40x = 2,113,894,604,887.26
  5. Step 5: Solve for x
    x = 2,113,894,604,887.26/1,529,967.40
  6. Step 6: Final answer
    x = 1,381,659.90

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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.