Home / 1,053,813.87-1,454,267.55-570,378.89

Finding the Fourth Proportional to 1,053,813.87, 1,454,267.55 and 570,378.89

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Solution

The fourth proportional to 1,053,813.87, 1,454,267.55 and 570,378.89 is: 787,125.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,813.87 : 1,454,267.55 = 570,378.89 : x
  2. Step 2: Convert to fraction form
    1,053,813.87/1,454,267.55 = 570,378.89/x
  3. Step 3: Cross multiply
    1,053,813.87x = 1,454,267.55 × 570,378.89
  4. Step 4: Simplify right side
    1,053,813.87x = 829,483,510,932.02
  5. Step 5: Solve for x
    x = 829,483,510,932.02/1,053,813.87
  6. Step 6: Final answer
    x = 787,125.25

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1.5x scale

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.