Home / 4,487,211.81-6,730,828.79-1,791,756.45

Finding the Fourth Proportional to 4,487,211.81, 6,730,828.79 and 1,791,756.45

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Solution

The fourth proportional to 4,487,211.81, 6,730,828.79 and 1,791,756.45 is: 2,687,639.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487,211.81 : 6,730,828.79 = 1,791,756.45 : x
  2. Step 2: Convert to fraction form
    4,487,211.81/6,730,828.79 = 1,791,756.45/x
  3. Step 3: Cross multiply
    4,487,211.81x = 6,730,828.79 × 1,791,756.45
  4. Step 4: Simplify right side
    4,487,211.81x = 12,060,005,889,369.41
  5. Step 5: Solve for x
    x = 12,060,005,889,369.41/4,487,211.81
  6. Step 6: Final answer
    x = 2,687,639.10

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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.