Home / 1,830,461.76-2,524,539.60-1,288,392

Finding the Fourth Proportional to 1,830,461.76, 2,524,539.60 and 1,288,392

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Solution

The fourth proportional to 1,830,461.76, 2,524,539.60 and 1,288,392 is: 1,776,926.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830,461.76 : 2,524,539.60 = 1,288,392 : x
  2. Step 2: Convert to fraction form
    1,830,461.76/2,524,539.60 = 1,288,392/x
  3. Step 3: Cross multiply
    1,830,461.76x = 2,524,539.60 × 1,288,392
  4. Step 4: Simplify right side
    1,830,461.76x = 3,252,596,624,323.20
  5. Step 5: Solve for x
    x = 3,252,596,624,323.20/1,830,461.76
  6. Step 6: Final answer
    x = 1,776,926.84

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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.