Home / 1,535,433.51-2,118,961.02-847,184.61

Finding the Fourth Proportional to 1,535,433.51, 2,118,961.02 and 847,184.61

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Solution

The fourth proportional to 1,535,433.51, 2,118,961.02 and 847,184.61 is: 1,169,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,433.51 : 2,118,961.02 = 847,184.61 : x
  2. Step 2: Convert to fraction form
    1,535,433.51/2,118,961.02 = 847,184.61/x
  3. Step 3: Cross multiply
    1,535,433.51x = 2,118,961.02 × 847,184.61
  4. Step 4: Simplify right side
    1,535,433.51x = 1,795,151,165,333.90
  5. Step 5: Solve for x
    x = 1,795,151,165,333.90/1,535,433.51
  6. Step 6: Final answer
    x = 1,169,149.40

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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.