Home / 1,771,356.60-2,657,034.90-649,279.80

Finding the Fourth Proportional to 1,771,356.60, 2,657,034.90 and 649,279.80

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Solution

The fourth proportional to 1,771,356.60, 2,657,034.90 and 649,279.80 is: 973,919.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,356.60 : 2,657,034.90 = 649,279.80 : x
  2. Step 2: Convert to fraction form
    1,771,356.60/2,657,034.90 = 649,279.80/x
  3. Step 3: Cross multiply
    1,771,356.60x = 2,657,034.90 × 649,279.80
  4. Step 4: Simplify right side
    1,771,356.60x = 1,725,159,088,465.02
  5. Step 5: Solve for x
    x = 1,725,159,088,465.02/1,771,356.60
  6. Step 6: Final answer
    x = 973,919.70

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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.