Home / 1,669,913.52-2,502,817.32-770,106

Finding the Fourth Proportional to 1,669,913.52, 2,502,817.32 and 770,106

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Solution

The fourth proportional to 1,669,913.52, 2,502,817.32 and 770,106 is: 1,154,212.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,913.52 : 2,502,817.32 = 770,106 : x
  2. Step 2: Convert to fraction form
    1,669,913.52/2,502,817.32 = 770,106/x
  3. Step 3: Cross multiply
    1,669,913.52x = 2,502,817.32 × 770,106
  4. Step 4: Simplify right side
    1,669,913.52x = 1,927,434,635,035.92
  5. Step 5: Solve for x
    x = 1,927,434,635,035.92/1,669,913.52
  6. Step 6: Final answer
    x = 1,154,212.25

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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.