Home / 1,656,013.20-2,484,019.80-1,577,281.20

Finding the Fourth Proportional to 1,656,013.20, 2,484,019.80 and 1,577,281.20

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Solution

The fourth proportional to 1,656,013.20, 2,484,019.80 and 1,577,281.20 is: 2,365,921.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,013.20 : 2,484,019.80 = 1,577,281.20 : x
  2. Step 2: Convert to fraction form
    1,656,013.20/2,484,019.80 = 1,577,281.20/x
  3. Step 3: Cross multiply
    1,656,013.20x = 2,484,019.80 × 1,577,281.20
  4. Step 4: Simplify right side
    1,656,013.20x = 3,917,997,730,967.76
  5. Step 5: Solve for x
    x = 3,917,997,730,967.76/1,656,013.20
  6. Step 6: Final answer
    x = 2,365,921.80

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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.