Home / 1,072,437.60-1,609,239.60-441,415.20

Finding the Fourth Proportional to 1,072,437.60, 1,609,239.60 and 441,415.20

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Solution

The fourth proportional to 1,072,437.60, 1,609,239.60 and 441,415.20 is: 662,362.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,437.60 : 1,609,239.60 = 441,415.20 : x
  2. Step 2: Convert to fraction form
    1,072,437.60/1,609,239.60 = 441,415.20/x
  3. Step 3: Cross multiply
    1,072,437.60x = 1,609,239.60 × 441,415.20
  4. Step 4: Simplify right side
    1,072,437.60x = 710,342,819,881.92
  5. Step 5: Solve for x
    x = 710,342,819,881.92/1,072,437.60
  6. Step 6: Final answer
    x = 662,362.85

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1.5x scale

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.