Home / 2,390,501.70-3,579,847.65-1,781,830.44

Finding the Fourth Proportional to 2,390,501.70, 3,579,847.65 and 1,781,830.44

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Solution

The fourth proportional to 2,390,501.70, 3,579,847.65 and 1,781,830.44 is: 2,668,344.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,501.70 : 3,579,847.65 = 1,781,830.44 : x
  2. Step 2: Convert to fraction form
    2,390,501.70/3,579,847.65 = 1,781,830.44/x
  3. Step 3: Cross multiply
    2,390,501.70x = 3,579,847.65 × 1,781,830.44
  4. Step 4: Simplify right side
    2,390,501.70x = 6,378,681,513,332.47
  5. Step 5: Solve for x
    x = 6,378,681,513,332.47/2,390,501.70
  6. Step 6: Final answer
    x = 2,668,344.27

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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.