Home / 2,011,851.70-3,018,312.15-874,125.70

Finding the Fourth Proportional to 2,011,851.70, 3,018,312.15 and 874,125.70

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Solution

The fourth proportional to 2,011,851.70, 3,018,312.15 and 874,125.70 is: 1,311,420.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,851.70 : 3,018,312.15 = 874,125.70 : x
  2. Step 2: Convert to fraction form
    2,011,851.70/3,018,312.15 = 874,125.70/x
  3. Step 3: Cross multiply
    2,011,851.70x = 3,018,312.15 × 874,125.70
  4. Step 4: Simplify right side
    2,011,851.70x = 2,638,384,220,937.26
  5. Step 5: Solve for x
    x = 2,638,384,220,937.26/2,011,851.70
  6. Step 6: Final answer
    x = 1,311,420.83

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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.