Home / 1,199,455.02-1,655,271.45-655,575.66

Finding the Fourth Proportional to 1,199,455.02, 1,655,271.45 and 655,575.66

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Solution

The fourth proportional to 1,199,455.02, 1,655,271.45 and 655,575.66 is: 904,707.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,455.02 : 1,655,271.45 = 655,575.66 : x
  2. Step 2: Convert to fraction form
    1,199,455.02/1,655,271.45 = 655,575.66/x
  3. Step 3: Cross multiply
    1,199,455.02x = 1,655,271.45 × 655,575.66
  4. Step 4: Simplify right side
    1,199,455.02x = 1,085,155,673,312.91
  5. Step 5: Solve for x
    x = 1,085,155,673,312.91/1,199,455.02
  6. Step 6: Final answer
    x = 904,707.27

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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.