Home / 2,779,639.40-4,169,459.10-2,624,810.60

Finding the Fourth Proportional to 2,779,639.40, 4,169,459.10 and 2,624,810.60

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Solution

The fourth proportional to 2,779,639.40, 4,169,459.10 and 2,624,810.60 is: 3,937,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,639.40 : 4,169,459.10 = 2,624,810.60 : x
  2. Step 2: Convert to fraction form
    2,779,639.40/4,169,459.10 = 2,624,810.60/x
  3. Step 3: Cross multiply
    2,779,639.40x = 4,169,459.10 × 2,624,810.60
  4. Step 4: Simplify right side
    2,779,639.40x = 10,944,040,441,946.46
  5. Step 5: Solve for x
    x = 10,944,040,441,946.46/2,779,639.40
  6. Step 6: Final answer
    x = 3,937,215.90

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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.