Home / 3,210,750.40-4,431,034.58-1,779,966.40

Finding the Fourth Proportional to 3,210,750.40, 4,431,034.58 and 1,779,966.40

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Solution

The fourth proportional to 3,210,750.40, 4,431,034.58 and 1,779,966.40 is: 2,456,463.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,750.40 : 4,431,034.58 = 1,779,966.40 : x
  2. Step 2: Convert to fraction form
    3,210,750.40/4,431,034.58 = 1,779,966.40/x
  3. Step 3: Cross multiply
    3,210,750.40x = 4,431,034.58 × 1,779,966.40
  4. Step 4: Simplify right side
    3,210,750.40x = 7,887,092,669,638.11
  5. Step 5: Solve for x
    x = 7,887,092,669,638.11/3,210,750.40
  6. Step 6: Final answer
    x = 2,456,463.97

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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.