Home / 1,878,530.10-2,592,370.22-1,019,090.52

Finding the Fourth Proportional to 1,878,530.10, 2,592,370.22 and 1,019,090.52

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Solution

The fourth proportional to 1,878,530.10, 2,592,370.22 and 1,019,090.52 is: 1,406,344.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,530.10 : 2,592,370.22 = 1,019,090.52 : x
  2. Step 2: Convert to fraction form
    1,878,530.10/2,592,370.22 = 1,019,090.52/x
  3. Step 3: Cross multiply
    1,878,530.10x = 2,592,370.22 × 1,019,090.52
  4. Step 4: Simplify right side
    1,878,530.10x = 2,641,859,915,532.31
  5. Step 5: Solve for x
    x = 2,641,859,915,532.31/1,878,530.10
  6. Step 6: Final answer
    x = 1,406,344.20

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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.