Home / 3,134,631.50-4,326,264.32-1,911,646.46

Finding the Fourth Proportional to 3,134,631.50, 4,326,264.32 and 1,911,646.46

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Solution

The fourth proportional to 3,134,631.50, 4,326,264.32 and 1,911,646.46 is: 2,638,360.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134,631.50 : 4,326,264.32 = 1,911,646.46 : x
  2. Step 2: Convert to fraction form
    3,134,631.50/4,326,264.32 = 1,911,646.46/x
  3. Step 3: Cross multiply
    3,134,631.50x = 4,326,264.32 × 1,911,646.46
  4. Step 4: Simplify right side
    3,134,631.50x = 8,270,287,841,162.76
  5. Step 5: Solve for x
    x = 8,270,287,841,162.76/3,134,631.50
  6. Step 6: Final answer
    x = 2,638,360.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.