Home / 2,973,607.40-4,460,411.10-978,804.20

Finding the Fourth Proportional to 2,973,607.40, 4,460,411.10 and 978,804.20

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Solution

The fourth proportional to 2,973,607.40, 4,460,411.10 and 978,804.20 is: 1,468,206.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973,607.40 : 4,460,411.10 = 978,804.20 : x
  2. Step 2: Convert to fraction form
    2,973,607.40/4,460,411.10 = 978,804.20/x
  3. Step 3: Cross multiply
    2,973,607.40x = 4,460,411.10 × 978,804.20
  4. Step 4: Simplify right side
    2,973,607.40x = 4,365,869,118,406.62
  5. Step 5: Solve for x
    x = 4,365,869,118,406.62/2,973,607.40
  6. Step 6: Final answer
    x = 1,468,206.30

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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.