Home / 1,490,887.18-2,236,047.82-411,132.93

Finding the Fourth Proportional to 1,490,887.18, 2,236,047.82 and 411,132.93

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Solution

The fourth proportional to 1,490,887.18, 2,236,047.82 and 411,132.93 is: 616,621.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,887.18 : 2,236,047.82 = 411,132.93 : x
  2. Step 2: Convert to fraction form
    1,490,887.18/2,236,047.82 = 411,132.93/x
  3. Step 3: Cross multiply
    1,490,887.18x = 2,236,047.82 × 411,132.93
  4. Step 4: Simplify right side
    1,490,887.18x = 919,312,891,856.71
  5. Step 5: Solve for x
    x = 919,312,891,856.71/1,490,887.18
  6. Step 6: Final answer
    x = 616,621.37

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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.