Home / 2,800,703.80-4,195,526.10-1,675,430.20

Finding the Fourth Proportional to 2,800,703.80, 4,195,526.10 and 1,675,430.20

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Solution

The fourth proportional to 2,800,703.80, 4,195,526.10 and 1,675,430.20 is: 2,509,837.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800,703.80 : 4,195,526.10 = 1,675,430.20 : x
  2. Step 2: Convert to fraction form
    2,800,703.80/4,195,526.10 = 1,675,430.20/x
  3. Step 3: Cross multiply
    2,800,703.80x = 4,195,526.10 × 1,675,430.20
  4. Step 4: Simplify right side
    2,800,703.80x = 7,029,311,132,828.22
  5. Step 5: Solve for x
    x = 7,029,311,132,828.22/2,800,703.80
  6. Step 6: Final answer
    x = 2,509,837.40

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1.5x scale

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.