Home / 1,931,396.04-2,665,461.26-1,276,884.91

Finding the Fourth Proportional to 1,931,396.04, 2,665,461.26 and 1,276,884.91

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Solution

The fourth proportional to 1,931,396.04, 2,665,461.26 and 1,276,884.91 is: 1,762,190.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,396.04 : 2,665,461.26 = 1,276,884.91 : x
  2. Step 2: Convert to fraction form
    1,931,396.04/2,665,461.26 = 1,276,884.91/x
  3. Step 3: Cross multiply
    1,931,396.04x = 2,665,461.26 × 1,276,884.91
  4. Step 4: Simplify right side
    1,931,396.04x = 3,403,487,252,823.83
  5. Step 5: Solve for x
    x = 3,403,487,252,823.83/1,931,396.04
  6. Step 6: Final answer
    x = 1,762,190.24

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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.