Home / 3,141,530.80-4,710,913.80-1,247,642.80

Finding the Fourth Proportional to 3,141,530.80, 4,710,913.80 and 1,247,642.80

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Solution

The fourth proportional to 3,141,530.80, 4,710,913.80 and 1,247,642.80 is: 1,870,915.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,530.80 : 4,710,913.80 = 1,247,642.80 : x
  2. Step 2: Convert to fraction form
    3,141,530.80/4,710,913.80 = 1,247,642.80/x
  3. Step 3: Cross multiply
    3,141,530.80x = 4,710,913.80 × 1,247,642.80
  4. Step 4: Simplify right side
    3,141,530.80x = 5,877,537,683,990.64
  5. Step 5: Solve for x
    x = 5,877,537,683,990.64/3,141,530.80
  6. Step 6: Final answer
    x = 1,870,915.19

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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.