Home / 1,620,003.10-2,430,004.65-497,926.30

Finding the Fourth Proportional to 1,620,003.10, 2,430,004.65 and 497,926.30

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Solution

The fourth proportional to 1,620,003.10, 2,430,004.65 and 497,926.30 is: 746,889.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,003.10 : 2,430,004.65 = 497,926.30 : x
  2. Step 2: Convert to fraction form
    1,620,003.10/2,430,004.65 = 497,926.30/x
  3. Step 3: Cross multiply
    1,620,003.10x = 2,430,004.65 × 497,926.30
  4. Step 4: Simplify right side
    1,620,003.10x = 1,209,963,224,357.30
  5. Step 5: Solve for x
    x = 1,209,963,224,357.30/1,620,003.10
  6. Step 6: Final answer
    x = 746,889.45

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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.