Home / 1,230,207.10-1,845,310.65-1,035,345.40

Finding the Fourth Proportional to 1,230,207.10, 1,845,310.65 and 1,035,345.40

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Solution

The fourth proportional to 1,230,207.10, 1,845,310.65 and 1,035,345.40 is: 1,553,018.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,207.10 : 1,845,310.65 = 1,035,345.40 : x
  2. Step 2: Convert to fraction form
    1,230,207.10/1,845,310.65 = 1,035,345.40/x
  3. Step 3: Cross multiply
    1,230,207.10x = 1,845,310.65 × 1,035,345.40
  4. Step 4: Simplify right side
    1,230,207.10x = 1,910,533,893,048.51
  5. Step 5: Solve for x
    x = 1,910,533,893,048.51/1,230,207.10
  6. Step 6: Final answer
    x = 1,553,018.10

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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.