Home / 1,664,419.32-2,296,875.98-929,384.94

Finding the Fourth Proportional to 1,664,419.32, 2,296,875.98 and 929,384.94

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Solution

The fourth proportional to 1,664,419.32, 2,296,875.98 and 929,384.94 is: 1,282,538.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,419.32 : 2,296,875.98 = 929,384.94 : x
  2. Step 2: Convert to fraction form
    1,664,419.32/2,296,875.98 = 929,384.94/x
  3. Step 3: Cross multiply
    1,664,419.32x = 2,296,875.98 × 929,384.94
  4. Step 4: Simplify right side
    1,664,419.32x = 2,134,681,937,648.77
  5. Step 5: Solve for x
    x = 2,134,681,937,648.77/1,664,419.32
  6. Step 6: Final answer
    x = 1,282,538.55

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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.