Home / 2,925,646.64-4,388,666.76-1,128,545

Finding the Fourth Proportional to 2,925,646.64, 4,388,666.76 and 1,128,545

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Solution

The fourth proportional to 2,925,646.64, 4,388,666.76 and 1,128,545 is: 1,692,893.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925,646.64 : 4,388,666.76 = 1,128,545 : x
  2. Step 2: Convert to fraction form
    2,925,646.64/4,388,666.76 = 1,128,545/x
  3. Step 3: Cross multiply
    2,925,646.64x = 4,388,666.76 × 1,128,545
  4. Step 4: Simplify right side
    2,925,646.64x = 4,952,807,928,664.20
  5. Step 5: Solve for x
    x = 4,952,807,928,664.20/2,925,646.64
  6. Step 6: Final answer
    x = 1,692,893.41

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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.