Home / 1,570,423.16-2,168,531.26-1,519,641.02

Finding the Fourth Proportional to 1,570,423.16, 2,168,531.26 and 1,519,641.02

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Solution

The fourth proportional to 1,570,423.16, 2,168,531.26 and 1,519,641.02 is: 2,098,408.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,423.16 : 2,168,531.26 = 1,519,641.02 : x
  2. Step 2: Convert to fraction form
    1,570,423.16/2,168,531.26 = 1,519,641.02/x
  3. Step 3: Cross multiply
    1,570,423.16x = 2,168,531.26 × 1,519,641.02
  4. Step 4: Simplify right side
    1,570,423.16x = 3,295,389,057,470.51
  5. Step 5: Solve for x
    x = 3,295,389,057,470.51/1,570,423.16
  6. Step 6: Final answer
    x = 2,098,408.34

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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.