Home / 1,435,969.76-2,154,210.78-476,483

Finding the Fourth Proportional to 1,435,969.76, 2,154,210.78 and 476,483

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Solution

The fourth proportional to 1,435,969.76, 2,154,210.78 and 476,483 is: 714,809.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,969.76 : 2,154,210.78 = 476,483 : x
  2. Step 2: Convert to fraction form
    1,435,969.76/2,154,210.78 = 476,483/x
  3. Step 3: Cross multiply
    1,435,969.76x = 2,154,210.78 × 476,483
  4. Step 4: Simplify right side
    1,435,969.76x = 1,026,444,815,086.74
  5. Step 5: Solve for x
    x = 1,026,444,815,086.74/1,435,969.76
  6. Step 6: Final answer
    x = 714,809.49

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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.