Home / 1,931,500.84-2,900,095.18-1,080,240.26

Finding the Fourth Proportional to 1,931,500.84, 2,900,095.18 and 1,080,240.26

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Solution

The fourth proportional to 1,931,500.84, 2,900,095.18 and 1,080,240.26 is: 1,621,950.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,500.84 : 2,900,095.18 = 1,080,240.26 : x
  2. Step 2: Convert to fraction form
    1,931,500.84/2,900,095.18 = 1,080,240.26/x
  3. Step 3: Cross multiply
    1,931,500.84x = 2,900,095.18 × 1,080,240.26
  4. Step 4: Simplify right side
    1,931,500.84x = 3,132,799,571,267.95
  5. Step 5: Solve for x
    x = 3,132,799,571,267.95/1,931,500.84
  6. Step 6: Final answer
    x = 1,621,950.92

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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.