Home / 4,020,401.40-6,030,602.10-1,775,383.80

Finding the Fourth Proportional to 4,020,401.40, 6,030,602.10 and 1,775,383.80

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Solution

The fourth proportional to 4,020,401.40, 6,030,602.10 and 1,775,383.80 is: 2,663,075.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020,401.40 : 6,030,602.10 = 1,775,383.80 : x
  2. Step 2: Convert to fraction form
    4,020,401.40/6,030,602.10 = 1,775,383.80/x
  3. Step 3: Cross multiply
    4,020,401.40x = 6,030,602.10 × 1,775,383.80
  4. Step 4: Simplify right side
    4,020,401.40x = 10,706,633,272,585.98
  5. Step 5: Solve for x
    x = 10,706,633,272,585.98/4,020,401.40
  6. Step 6: Final answer
    x = 2,663,075.70

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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.