Home / 1,155,533.64-1,594,630.98-646,238.04

Finding the Fourth Proportional to 1,155,533.64, 1,594,630.98 and 646,238.04

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Solution

The fourth proportional to 1,155,533.64, 1,594,630.98 and 646,238.04 is: 891,805.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,533.64 : 1,594,630.98 = 646,238.04 : x
  2. Step 2: Convert to fraction form
    1,155,533.64/1,594,630.98 = 646,238.04/x
  3. Step 3: Cross multiply
    1,155,533.64x = 1,594,630.98 × 646,238.04
  4. Step 4: Simplify right side
    1,155,533.64x = 1,030,511,199,038.48
  5. Step 5: Solve for x
    x = 1,030,511,199,038.48/1,155,533.64
  6. Step 6: Final answer
    x = 891,805.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.