Home / 1,415,782.50-1,953,797.01-771,208.02

Finding the Fourth Proportional to 1,415,782.50, 1,953,797.01 and 771,208.02

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Solution

The fourth proportional to 1,415,782.50, 1,953,797.01 and 771,208.02 is: 1,064,276.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,782.50 : 1,953,797.01 = 771,208.02 : x
  2. Step 2: Convert to fraction form
    1,415,782.50/1,953,797.01 = 771,208.02/x
  3. Step 3: Cross multiply
    1,415,782.50x = 1,953,797.01 × 771,208.02
  4. Step 4: Simplify right side
    1,415,782.50x = 1,506,783,923,564.02
  5. Step 5: Solve for x
    x = 1,506,783,923,564.02/1,415,782.50
  6. Step 6: Final answer
    x = 1,064,276.42

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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.