Home / 2,112,307.60-3,168,461.40-1,614,643.60

Finding the Fourth Proportional to 2,112,307.60, 3,168,461.40 and 1,614,643.60

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Solution

The fourth proportional to 2,112,307.60, 3,168,461.40 and 1,614,643.60 is: 2,421,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,307.60 : 3,168,461.40 = 1,614,643.60 : x
  2. Step 2: Convert to fraction form
    2,112,307.60/3,168,461.40 = 1,614,643.60/x
  3. Step 3: Cross multiply
    2,112,307.60x = 3,168,461.40 × 1,614,643.60
  4. Step 4: Simplify right side
    2,112,307.60x = 5,115,935,921,357.04
  5. Step 5: Solve for x
    x = 5,115,935,921,357.04/2,112,307.60
  6. Step 6: Final answer
    x = 2,421,965.40

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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.