Home / 1,555,765-2,334,041.10-433,834.12

Finding the Fourth Proportional to 1,555,765, 2,334,041.10 and 433,834.12

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Solution

The fourth proportional to 1,555,765, 2,334,041.10 and 433,834.12 is: 650,860.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,765 : 2,334,041.10 = 433,834.12 : x
  2. Step 2: Convert to fraction form
    1,555,765/2,334,041.10 = 433,834.12/x
  3. Step 3: Cross multiply
    1,555,765x = 2,334,041.10 × 433,834.12
  4. Step 4: Simplify right side
    1,555,765x = 1,012,586,666,662.33
  5. Step 5: Solve for x
    x = 1,012,586,666,662.33/1,555,765
  6. Step 6: Final answer
    x = 650,860.94

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1.5x scale

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.