Home / 1,775,518-2,450,313-1,011,425.20

Finding the Fourth Proportional to 1,775,518, 2,450,313 and 1,011,425.20

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Solution

The fourth proportional to 1,775,518, 2,450,313 and 1,011,425.20 is: 1,395,822.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,518 : 2,450,313 = 1,011,425.20 : x
  2. Step 2: Convert to fraction form
    1,775,518/2,450,313 = 1,011,425.20/x
  3. Step 3: Cross multiply
    1,775,518x = 2,450,313 × 1,011,425.20
  4. Step 4: Simplify right side
    1,775,518x = 2,478,308,316,087.60
  5. Step 5: Solve for x
    x = 2,478,308,316,087.60/1,775,518
  6. Step 6: Final answer
    x = 1,395,822.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.