Home / 2,927,178-4,038,925.68-1,637,768.16

Finding the Fourth Proportional to 2,927,178, 4,038,925.68 and 1,637,768.16

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Solution

The fourth proportional to 2,927,178, 4,038,925.68 and 1,637,768.16 is: 2,259,795.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,178 : 4,038,925.68 = 1,637,768.16 : x
  2. Step 2: Convert to fraction form
    2,927,178/4,038,925.68 = 1,637,768.16/x
  3. Step 3: Cross multiply
    2,927,178x = 4,038,925.68 × 1,637,768.16
  4. Step 4: Simplify right side
    2,927,178x = 6,614,823,879,310.35
  5. Step 5: Solve for x
    x = 6,614,823,879,310.35/2,927,178
  6. Step 6: Final answer
    x = 2,259,795.57

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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.