Home / 1,708,875.85-2,561,071.50-1,257,483.10

Finding the Fourth Proportional to 1,708,875.85, 2,561,071.50 and 1,257,483.10

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Solution

The fourth proportional to 1,708,875.85, 2,561,071.50 and 1,257,483.10 is: 1,884,574.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,875.85 : 2,561,071.50 = 1,257,483.10 : x
  2. Step 2: Convert to fraction form
    1,708,875.85/2,561,071.50 = 1,257,483.10/x
  3. Step 3: Cross multiply
    1,708,875.85x = 2,561,071.50 × 1,257,483.10
  4. Step 4: Simplify right side
    1,708,875.85x = 3,220,504,129,141.65
  5. Step 5: Solve for x
    x = 3,220,504,129,141.65/1,708,875.85
  6. Step 6: Final answer
    x = 1,884,574.66

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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.