Home / 2,371,509.90-3,555,271.44-1,921,113.86

Finding the Fourth Proportional to 2,371,509.90, 3,555,271.44 and 1,921,113.86

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Solution

The fourth proportional to 2,371,509.90, 3,555,271.44 and 1,921,113.86 is: 2,880,055.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371,509.90 : 3,555,271.44 = 1,921,113.86 : x
  2. Step 2: Convert to fraction form
    2,371,509.90/3,555,271.44 = 1,921,113.86/x
  3. Step 3: Cross multiply
    2,371,509.90x = 3,555,271.44 × 1,921,113.86
  4. Step 4: Simplify right side
    2,371,509.90x = 6,830,081,221,669.80
  5. Step 5: Solve for x
    x = 6,830,081,221,669.80/2,371,509.90
  6. Step 6: Final answer
    x = 2,880,055.96

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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.