Home / 1,880,866.71-2,596,390.29-1,269,846.81

Finding the Fourth Proportional to 1,880,866.71, 2,596,390.29 and 1,269,846.81

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Solution

The fourth proportional to 1,880,866.71, 2,596,390.29 and 1,269,846.81 is: 1,752,924.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,866.71 : 2,596,390.29 = 1,269,846.81 : x
  2. Step 2: Convert to fraction form
    1,880,866.71/2,596,390.29 = 1,269,846.81/x
  3. Step 3: Cross multiply
    1,880,866.71x = 2,596,390.29 × 1,269,846.81
  4. Step 4: Simplify right side
    1,880,866.71x = 3,297,017,927,271.48
  5. Step 5: Solve for x
    x = 3,297,017,927,271.48/1,880,866.71
  6. Step 6: Final answer
    x = 1,752,924.81

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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.