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Finding the Fourth Proportional to 1,014,543.03, 1,400,094.50 and 555,676.95

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Solution

The fourth proportional to 1,014,543.03, 1,400,094.50 and 555,676.95 is: 766,847.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,543.03 : 1,400,094.50 = 555,676.95 : x
  2. Step 2: Convert to fraction form
    1,014,543.03/1,400,094.50 = 555,676.95/x
  3. Step 3: Cross multiply
    1,014,543.03x = 1,400,094.50 × 555,676.95
  4. Step 4: Simplify right side
    1,014,543.03x = 778,000,238,693.39
  5. Step 5: Solve for x
    x = 778,000,238,693.39/1,014,543.03
  6. Step 6: Final answer
    x = 766,847.95

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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.