Home / 1,057,648.12-1,585,124.34-495,443.32

Finding the Fourth Proportional to 1,057,648.12, 1,585,124.34 and 495,443.32

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Solution

The fourth proportional to 1,057,648.12, 1,585,124.34 and 495,443.32 is: 742,533.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,648.12 : 1,585,124.34 = 495,443.32 : x
  2. Step 2: Convert to fraction form
    1,057,648.12/1,585,124.34 = 495,443.32/x
  3. Step 3: Cross multiply
    1,057,648.12x = 1,585,124.34 × 495,443.32
  4. Step 4: Simplify right side
    1,057,648.12x = 785,339,265,622.41
  5. Step 5: Solve for x
    x = 785,339,265,622.41/1,057,648.12
  6. Step 6: Final answer
    x = 742,533.60

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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.