Home / 1,840,285.80-2,760,428.70-578,111.40

Finding the Fourth Proportional to 1,840,285.80, 2,760,428.70 and 578,111.40

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Solution

The fourth proportional to 1,840,285.80, 2,760,428.70 and 578,111.40 is: 867,167.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,285.80 : 2,760,428.70 = 578,111.40 : x
  2. Step 2: Convert to fraction form
    1,840,285.80/2,760,428.70 = 578,111.40/x
  3. Step 3: Cross multiply
    1,840,285.80x = 2,760,428.70 × 578,111.40
  4. Step 4: Simplify right side
    1,840,285.80x = 1,595,835,300,357.18
  5. Step 5: Solve for x
    x = 1,595,835,300,357.18/1,840,285.80
  6. Step 6: Final answer
    x = 867,167.10

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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.