Home / 2,428,916.80-3,643,812.60-1,009,116.40

Finding the Fourth Proportional to 2,428,916.80, 3,643,812.60 and 1,009,116.40

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Solution

The fourth proportional to 2,428,916.80, 3,643,812.60 and 1,009,116.40 is: 1,513,856.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,916.80 : 3,643,812.60 = 1,009,116.40 : x
  2. Step 2: Convert to fraction form
    2,428,916.80/3,643,812.60 = 1,009,116.40/x
  3. Step 3: Cross multiply
    2,428,916.80x = 3,643,812.60 × 1,009,116.40
  4. Step 4: Simplify right side
    2,428,916.80x = 3,677,031,053,186.64
  5. Step 5: Solve for x
    x = 3,677,031,053,186.64/2,428,916.80
  6. Step 6: Final answer
    x = 1,513,856.32

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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.