Home / 2,885,254.40-4,319,587.20-1,765,510.40

Finding the Fourth Proportional to 2,885,254.40, 4,319,587.20 and 1,765,510.40

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Solution

The fourth proportional to 2,885,254.40, 4,319,587.20 and 1,765,510.40 is: 2,643,190.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,254.40 : 4,319,587.20 = 1,765,510.40 : x
  2. Step 2: Convert to fraction form
    2,885,254.40/4,319,587.20 = 1,765,510.40/x
  3. Step 3: Cross multiply
    2,885,254.40x = 4,319,587.20 × 1,765,510.40
  4. Step 4: Simplify right side
    2,885,254.40x = 7,626,276,125,306.88
  5. Step 5: Solve for x
    x = 7,626,276,125,306.88/2,885,254.40
  6. Step 6: Final answer
    x = 2,643,190.19

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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.