Home / 4,012,720.96-6,017,816.98-1,316,417.86

Finding the Fourth Proportional to 4,012,720.96, 6,017,816.98 and 1,316,417.86

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Solution

The fourth proportional to 4,012,720.96, 6,017,816.98 and 1,316,417.86 is: 1,974,211.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012,720.96 : 6,017,816.98 = 1,316,417.86 : x
  2. Step 2: Convert to fraction form
    4,012,720.96/6,017,816.98 = 1,316,417.86/x
  3. Step 3: Cross multiply
    4,012,720.96x = 6,017,816.98 × 1,316,417.86
  4. Step 4: Simplify right side
    4,012,720.96x = 7,921,961,750,683.26
  5. Step 5: Solve for x
    x = 7,921,961,750,683.26/4,012,720.96
  6. Step 6: Final answer
    x = 1,974,211.97

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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.