Home / 1,860,585.39-2,791,275.59-646,199.57

Finding the Fourth Proportional to 1,860,585.39, 2,791,275.59 and 646,199.57

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Solution

The fourth proportional to 1,860,585.39, 2,791,275.59 and 646,199.57 is: 969,437.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860,585.39 : 2,791,275.59 = 646,199.57 : x
  2. Step 2: Convert to fraction form
    1,860,585.39/2,791,275.59 = 646,199.57/x
  3. Step 3: Cross multiply
    1,860,585.39x = 2,791,275.59 × 646,199.57
  4. Step 4: Simplify right side
    1,860,585.39x = 1,803,721,094,603.18
  5. Step 5: Solve for x
    x = 1,803,721,094,603.18/1,860,585.39
  6. Step 6: Final answer
    x = 969,437.42

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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.