Home / 2,772,031.90-4,158,047.85-1,256,440.90

Finding the Fourth Proportional to 2,772,031.90, 4,158,047.85 and 1,256,440.90

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Solution

The fourth proportional to 2,772,031.90, 4,158,047.85 and 1,256,440.90 is: 1,884,661.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,031.90 : 4,158,047.85 = 1,256,440.90 : x
  2. Step 2: Convert to fraction form
    2,772,031.90/4,158,047.85 = 1,256,440.90/x
  3. Step 3: Cross multiply
    2,772,031.90x = 4,158,047.85 × 1,256,440.90
  4. Step 4: Simplify right side
    2,772,031.90x = 5,224,341,382,897.06
  5. Step 5: Solve for x
    x = 5,224,341,382,897.06/2,772,031.90
  6. Step 6: Final answer
    x = 1,884,661.35

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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.