Home / 1,628,881.09-2,430,095.59-1,540,701.25

Finding the Fourth Proportional to 1,628,881.09, 2,430,095.59 and 1,540,701.25

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Solution

The fourth proportional to 1,628,881.09, 2,430,095.59 and 1,540,701.25 is: 2,298,541.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,881.09 : 2,430,095.59 = 1,540,701.25 : x
  2. Step 2: Convert to fraction form
    1,628,881.09/2,430,095.59 = 1,540,701.25/x
  3. Step 3: Cross multiply
    1,628,881.09x = 2,430,095.59 × 1,540,701.25
  4. Step 4: Simplify right side
    1,628,881.09x = 3,744,051,313,132.49
  5. Step 5: Solve for x
    x = 3,744,051,313,132.49/1,628,881.09
  6. Step 6: Final answer
    x = 2,298,541.82

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.