Home / 1,520,886.30-2,281,329.45-399,068.70

Finding the Fourth Proportional to 1,520,886.30, 2,281,329.45 and 399,068.70

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Solution

The fourth proportional to 1,520,886.30, 2,281,329.45 and 399,068.70 is: 598,603.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,886.30 : 2,281,329.45 = 399,068.70 : x
  2. Step 2: Convert to fraction form
    1,520,886.30/2,281,329.45 = 399,068.70/x
  3. Step 3: Cross multiply
    1,520,886.30x = 2,281,329.45 × 399,068.70
  4. Step 4: Simplify right side
    1,520,886.30x = 910,407,177,883.22
  5. Step 5: Solve for x
    x = 910,407,177,883.22/1,520,886.30
  6. Step 6: Final answer
    x = 598,603.05

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Double scale
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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.