Home / 1,669,156.79-2,303,409.18-943,977.35

Finding the Fourth Proportional to 1,669,156.79, 2,303,409.18 and 943,977.35

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Solution

The fourth proportional to 1,669,156.79, 2,303,409.18 and 943,977.35 is: 1,302,673.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,156.79 : 2,303,409.18 = 943,977.35 : x
  2. Step 2: Convert to fraction form
    1,669,156.79/2,303,409.18 = 943,977.35/x
  3. Step 3: Cross multiply
    1,669,156.79x = 2,303,409.18 × 943,977.35
  4. Step 4: Simplify right side
    1,669,156.79x = 2,174,366,103,000.51
  5. Step 5: Solve for x
    x = 2,174,366,103,000.51/1,669,156.79
  6. Step 6: Final answer
    x = 1,302,673.38

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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.