Home / 1,230,363.80-1,845,804.90-520,026.20

Finding the Fourth Proportional to 1,230,363.80, 1,845,804.90 and 520,026.20

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Solution

The fourth proportional to 1,230,363.80, 1,845,804.90 and 520,026.20 is: 780,148.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,363.80 : 1,845,804.90 = 520,026.20 : x
  2. Step 2: Convert to fraction form
    1,230,363.80/1,845,804.90 = 520,026.20/x
  3. Step 3: Cross multiply
    1,230,363.80x = 1,845,804.90 × 520,026.20
  4. Step 4: Simplify right side
    1,230,363.80x = 959,866,908,088.38
  5. Step 5: Solve for x
    x = 959,866,908,088.38/1,230,363.80
  6. Step 6: Final answer
    x = 780,148.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.