Home / 1,267,699.47-1,901,048.38-402,823.35

Finding the Fourth Proportional to 1,267,699.47, 1,901,048.38 and 402,823.35

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Solution

The fourth proportional to 1,267,699.47, 1,901,048.38 and 402,823.35 is: 604,075.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,699.47 : 1,901,048.38 = 402,823.35 : x
  2. Step 2: Convert to fraction form
    1,267,699.47/1,901,048.38 = 402,823.35/x
  3. Step 3: Cross multiply
    1,267,699.47x = 1,901,048.38 × 402,823.35
  4. Step 4: Simplify right side
    1,267,699.47x = 765,786,676,943.67
  5. Step 5: Solve for x
    x = 765,786,676,943.67/1,267,699.47
  6. Step 6: Final answer
    x = 604,075.88

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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.