Home / 1,645,955.32-2,468,683.50-447,971

Finding the Fourth Proportional to 1,645,955.32, 2,468,683.50 and 447,971

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Solution

The fourth proportional to 1,645,955.32, 2,468,683.50 and 447,971 is: 671,888.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,955.32 : 2,468,683.50 = 447,971 : x
  2. Step 2: Convert to fraction form
    1,645,955.32/2,468,683.50 = 447,971/x
  3. Step 3: Cross multiply
    1,645,955.32x = 2,468,683.50 × 447,971
  4. Step 4: Simplify right side
    1,645,955.32x = 1,105,898,616,178.50
  5. Step 5: Solve for x
    x = 1,105,898,616,178.50/1,645,955.32
  6. Step 6: Final answer
    x = 671,888.60

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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.