Home / 3,190,461.54-4,402,889.40-1,740,156.98

Finding the Fourth Proportional to 3,190,461.54, 4,402,889.40 and 1,740,156.98

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Solution

The fourth proportional to 3,190,461.54, 4,402,889.40 and 1,740,156.98 is: 2,401,445.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,461.54 : 4,402,889.40 = 1,740,156.98 : x
  2. Step 2: Convert to fraction form
    3,190,461.54/4,402,889.40 = 1,740,156.98/x
  3. Step 3: Cross multiply
    3,190,461.54x = 4,402,889.40 × 1,740,156.98
  4. Step 4: Simplify right side
    3,190,461.54x = 7,661,718,721,578.01
  5. Step 5: Solve for x
    x = 7,661,718,721,578.01/3,190,461.54
  6. Step 6: Final answer
    x = 2,401,445.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.