Home / 1,008,465.60-1,512,698.40-534,907.20

Finding the Fourth Proportional to 1,008,465.60, 1,512,698.40 and 534,907.20

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Solution

The fourth proportional to 1,008,465.60, 1,512,698.40 and 534,907.20 is: 802,360.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,465.60 : 1,512,698.40 = 534,907.20 : x
  2. Step 2: Convert to fraction form
    1,008,465.60/1,512,698.40 = 534,907.20/x
  3. Step 3: Cross multiply
    1,008,465.60x = 1,512,698.40 × 534,907.20
  4. Step 4: Simplify right side
    1,008,465.60x = 809,153,265,588.48
  5. Step 5: Solve for x
    x = 809,153,265,588.48/1,008,465.60
  6. Step 6: Final answer
    x = 802,360.80

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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.