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Finding the Fourth Proportional to 1,170,038, 1,755,057 and 283,574

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Solution

The fourth proportional to 1,170,038, 1,755,057 and 283,574 is: 425,361

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,038 : 1,755,057 = 283,574 : x
  2. Step 2: Convert to fraction form
    1,170,038/1,755,057 = 283,574/x
  3. Step 3: Cross multiply
    1,170,038x = 1,755,057 × 283,574
  4. Step 4: Simplify right side
    1,170,038x = 497,688,533,718
  5. Step 5: Solve for x
    x = 497,688,533,718/1,170,038
  6. Step 6: Final answer
    x = 425,361

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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.