Home / 1,001,331.02-1,381,827.93-542,435.24

Finding the Fourth Proportional to 1,001,331.02, 1,381,827.93 and 542,435.24

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Solution

The fourth proportional to 1,001,331.02, 1,381,827.93 and 542,435.24 is: 748,555.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,331.02 : 1,381,827.93 = 542,435.24 : x
  2. Step 2: Convert to fraction form
    1,001,331.02/1,381,827.93 = 542,435.24/x
  3. Step 3: Cross multiply
    1,001,331.02x = 1,381,827.93 × 542,435.24
  4. Step 4: Simplify right side
    1,001,331.02x = 749,552,164,848.25
  5. Step 5: Solve for x
    x = 749,552,164,848.25/1,001,331.02
  6. Step 6: Final answer
    x = 748,555.82

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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.