Home / 1,018,159.52-1,403,908.72-650,152.78

Finding the Fourth Proportional to 1,018,159.52, 1,403,908.72 and 650,152.78

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Solution

The fourth proportional to 1,018,159.52, 1,403,908.72 and 650,152.78 is: 896,475.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,159.52 : 1,403,908.72 = 650,152.78 : x
  2. Step 2: Convert to fraction form
    1,018,159.52/1,403,908.72 = 650,152.78/x
  3. Step 3: Cross multiply
    1,018,159.52x = 1,403,908.72 × 650,152.78
  4. Step 4: Simplify right side
    1,018,159.52x = 912,755,157,174.24
  5. Step 5: Solve for x
    x = 912,755,157,174.24/1,018,159.52
  6. Step 6: Final answer
    x = 896,475.59

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1.5x scale

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.