Home / 1,235,692.40-1,853,711.40-525,714.80

Finding the Fourth Proportional to 1,235,692.40, 1,853,711.40 and 525,714.80

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Solution

The fourth proportional to 1,235,692.40, 1,853,711.40 and 525,714.80 is: 788,645.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,692.40 : 1,853,711.40 = 525,714.80 : x
  2. Step 2: Convert to fraction form
    1,235,692.40/1,853,711.40 = 525,714.80/x
  3. Step 3: Cross multiply
    1,235,692.40x = 1,853,711.40 × 525,714.80
  4. Step 4: Simplify right side
    1,235,692.40x = 974,523,517,908.72
  5. Step 5: Solve for x
    x = 974,523,517,908.72/1,235,692.40
  6. Step 6: Final answer
    x = 788,645.72

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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.