Home / 2,903,615.60-4,355,423.40-1,643,903.60

Finding the Fourth Proportional to 2,903,615.60, 4,355,423.40 and 1,643,903.60

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Solution

The fourth proportional to 2,903,615.60, 4,355,423.40 and 1,643,903.60 is: 2,465,855.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903,615.60 : 4,355,423.40 = 1,643,903.60 : x
  2. Step 2: Convert to fraction form
    2,903,615.60/4,355,423.40 = 1,643,903.60/x
  3. Step 3: Cross multiply
    2,903,615.60x = 4,355,423.40 × 1,643,903.60
  4. Step 4: Simplify right side
    2,903,615.60x = 7,159,896,206,784.24
  5. Step 5: Solve for x
    x = 7,159,896,206,784.24/2,903,615.60
  6. Step 6: Final answer
    x = 2,465,855.40

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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.