Home / 1,005,755.40-1,510,382.70-533,363.40

Finding the Fourth Proportional to 1,005,755.40, 1,510,382.70 and 533,363.40

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Solution

The fourth proportional to 1,005,755.40, 1,510,382.70 and 533,363.40 is: 800,972.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,755.40 : 1,510,382.70 = 533,363.40 : x
  2. Step 2: Convert to fraction form
    1,005,755.40/1,510,382.70 = 533,363.40/x
  3. Step 3: Cross multiply
    1,005,755.40x = 1,510,382.70 × 533,363.40
  4. Step 4: Simplify right side
    1,005,755.40x = 805,582,852,173.18
  5. Step 5: Solve for x
    x = 805,582,852,173.18/1,005,755.40
  6. Step 6: Final answer
    x = 800,972.93

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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.