Home / 1,265,479.25-1,898,503.67-400,966.18

Finding the Fourth Proportional to 1,265,479.25, 1,898,503.67 and 400,966.18

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Solution

The fourth proportional to 1,265,479.25, 1,898,503.67 and 400,966.18 is: 601,539.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,479.25 : 1,898,503.67 = 400,966.18 : x
  2. Step 2: Convert to fraction form
    1,265,479.25/1,898,503.67 = 400,966.18/x
  3. Step 3: Cross multiply
    1,265,479.25x = 1,898,503.67 × 400,966.18
  4. Step 4: Simplify right side
    1,265,479.25x = 761,235,754,783.36
  5. Step 5: Solve for x
    x = 761,235,754,783.36/1,265,479.25
  6. Step 6: Final answer
    x = 601,539.50

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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.