Home / 2,646,008.40-3,963,763.80-1,577,877.60

Finding the Fourth Proportional to 2,646,008.40, 3,963,763.80 and 1,577,877.60

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Solution

The fourth proportional to 2,646,008.40, 3,963,763.80 and 1,577,877.60 is: 2,363,686.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,008.40 : 3,963,763.80 = 1,577,877.60 : x
  2. Step 2: Convert to fraction form
    2,646,008.40/3,963,763.80 = 1,577,877.60/x
  3. Step 3: Cross multiply
    2,646,008.40x = 3,963,763.80 × 1,577,877.60
  4. Step 4: Simplify right side
    2,646,008.40x = 6,254,334,111,710.88
  5. Step 5: Solve for x
    x = 6,254,334,111,710.88/2,646,008.40
  6. Step 6: Final answer
    x = 2,363,686.42

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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.