Home / 1,302,751.20-1,953,666-619,557.60

Finding the Fourth Proportional to 1,302,751.20, 1,953,666 and 619,557.60

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Solution

The fourth proportional to 1,302,751.20, 1,953,666 and 619,557.60 is: 929,117.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,751.20 : 1,953,666 = 619,557.60 : x
  2. Step 2: Convert to fraction form
    1,302,751.20/1,953,666 = 619,557.60/x
  3. Step 3: Cross multiply
    1,302,751.20x = 1,953,666 × 619,557.60
  4. Step 4: Simplify right side
    1,302,751.20x = 1,210,408,618,161.60
  5. Step 5: Solve for x
    x = 1,210,408,618,161.60/1,302,751.20
  6. Step 6: Final answer
    x = 929,117.25

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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.