Home / 1,358,223.10-2,037,334.65-411,470.80

Finding the Fourth Proportional to 1,358,223.10, 2,037,334.65 and 411,470.80

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Solution

The fourth proportional to 1,358,223.10, 2,037,334.65 and 411,470.80 is: 617,206.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,223.10 : 2,037,334.65 = 411,470.80 : x
  2. Step 2: Convert to fraction form
    1,358,223.10/2,037,334.65 = 411,470.80/x
  3. Step 3: Cross multiply
    1,358,223.10x = 2,037,334.65 × 411,470.80
  4. Step 4: Simplify right side
    1,358,223.10x = 838,303,718,303.22
  5. Step 5: Solve for x
    x = 838,303,718,303.22/1,358,223.10
  6. Step 6: Final answer
    x = 617,206.20

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Similar ratio
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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.