Home / 1,077,522-1,616,291.10-478,322.07

Finding the Fourth Proportional to 1,077,522, 1,616,291.10 and 478,322.07

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Solution

The fourth proportional to 1,077,522, 1,616,291.10 and 478,322.07 is: 717,486.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,522 : 1,616,291.10 = 478,322.07 : x
  2. Step 2: Convert to fraction form
    1,077,522/1,616,291.10 = 478,322.07/x
  3. Step 3: Cross multiply
    1,077,522x = 1,616,291.10 × 478,322.07
  4. Step 4: Simplify right side
    1,077,522x = 773,107,704,674.58
  5. Step 5: Solve for x
    x = 773,107,704,674.58/1,077,522
  6. Step 6: Final answer
    x = 717,486.70

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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.