Home / 3,460,156.70-4,775,056.32-1,911,386.30

Finding the Fourth Proportional to 3,460,156.70, 4,775,056.32 and 1,911,386.30

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Solution

The fourth proportional to 3,460,156.70, 4,775,056.32 and 1,911,386.30 is: 2,637,735.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460,156.70 : 4,775,056.32 = 1,911,386.30 : x
  2. Step 2: Convert to fraction form
    3,460,156.70/4,775,056.32 = 1,911,386.30/x
  3. Step 3: Cross multiply
    3,460,156.70x = 4,775,056.32 × 1,911,386.30
  4. Step 4: Simplify right side
    3,460,156.70x = 9,126,977,231,776.42
  5. Step 5: Solve for x
    x = 9,126,977,231,776.42/3,460,156.70
  6. Step 6: Final answer
    x = 2,637,735.23

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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.