Home / 1,643,334.65-2,465,129.21-549,123.26

Finding the Fourth Proportional to 1,643,334.65, 2,465,129.21 and 549,123.26

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Solution

The fourth proportional to 1,643,334.65, 2,465,129.21 and 549,123.26 is: 823,727.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,334.65 : 2,465,129.21 = 549,123.26 : x
  2. Step 2: Convert to fraction form
    1,643,334.65/2,465,129.21 = 549,123.26/x
  3. Step 3: Cross multiply
    1,643,334.65x = 2,465,129.21 × 549,123.26
  4. Step 4: Simplify right side
    1,643,334.65x = 1,353,659,773,045.16
  5. Step 5: Solve for x
    x = 1,353,659,773,045.16/1,643,334.65
  6. Step 6: Final answer
    x = 823,727.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.