Home / 2,013,615.90-3,020,423.85-1,117,820.70

Finding the Fourth Proportional to 2,013,615.90, 3,020,423.85 and 1,117,820.70

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Solution

The fourth proportional to 2,013,615.90, 3,020,423.85 and 1,117,820.70 is: 1,676,731.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,615.90 : 3,020,423.85 = 1,117,820.70 : x
  2. Step 2: Convert to fraction form
    2,013,615.90/3,020,423.85 = 1,117,820.70/x
  3. Step 3: Cross multiply
    2,013,615.90x = 3,020,423.85 × 1,117,820.70
  4. Step 4: Simplify right side
    2,013,615.90x = 3,376,292,302,303.70
  5. Step 5: Solve for x
    x = 3,376,292,302,303.70/2,013,615.90
  6. Step 6: Final answer
    x = 1,676,731.05

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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.