Home / 1,061,631.75-1,465,029.95-578,205.39

Finding the Fourth Proportional to 1,061,631.75, 1,465,029.95 and 578,205.39

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Solution

The fourth proportional to 1,061,631.75, 1,465,029.95 and 578,205.39 is: 797,911.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,631.75 : 1,465,029.95 = 578,205.39 : x
  2. Step 2: Convert to fraction form
    1,061,631.75/1,465,029.95 = 578,205.39/x
  3. Step 3: Cross multiply
    1,061,631.75x = 1,465,029.95 × 578,205.39
  4. Step 4: Simplify right side
    1,061,631.75x = 847,088,210,710.40
  5. Step 5: Solve for x
    x = 847,088,210,710.40/1,061,631.75
  6. Step 6: Final answer
    x = 797,911.53

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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.