Home / 1,911,158.67-2,637,399.39-1,051,718.93

Finding the Fourth Proportional to 1,911,158.67, 2,637,399.39 and 1,051,718.93

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Solution

The fourth proportional to 1,911,158.67, 2,637,399.39 and 1,051,718.93 is: 1,451,372.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,158.67 : 2,637,399.39 = 1,051,718.93 : x
  2. Step 2: Convert to fraction form
    1,911,158.67/2,637,399.39 = 1,051,718.93/x
  3. Step 3: Cross multiply
    1,911,158.67x = 2,637,399.39 × 1,051,718.93
  4. Step 4: Simplify right side
    1,911,158.67x = 2,773,802,866,066.64
  5. Step 5: Solve for x
    x = 2,773,802,866,066.64/1,911,158.67
  6. Step 6: Final answer
    x = 1,451,372.36

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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.