Home / 1,840,267.60-2,760,487.80-578,136.40

Finding the Fourth Proportional to 1,840,267.60, 2,760,487.80 and 578,136.40

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Solution

The fourth proportional to 1,840,267.60, 2,760,487.80 and 578,136.40 is: 867,231.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,267.60 : 2,760,487.80 = 578,136.40 : x
  2. Step 2: Convert to fraction form
    1,840,267.60/2,760,487.80 = 578,136.40/x
  3. Step 3: Cross multiply
    1,840,267.60x = 2,760,487.80 × 578,136.40
  4. Step 4: Simplify right side
    1,840,267.60x = 1,595,938,478,935.92
  5. Step 5: Solve for x
    x = 1,595,938,478,935.92/1,840,267.60
  6. Step 6: Final answer
    x = 867,231.74

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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.