Home / 1,026,312.50-1,416,266.70-561,157.85

Finding the Fourth Proportional to 1,026,312.50, 1,416,266.70 and 561,157.85

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Solution

The fourth proportional to 1,026,312.50, 1,416,266.70 and 561,157.85 is: 774,373.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,312.50 : 1,416,266.70 = 561,157.85 : x
  2. Step 2: Convert to fraction form
    1,026,312.50/1,416,266.70 = 561,157.85/x
  3. Step 3: Cross multiply
    1,026,312.50x = 1,416,266.70 × 561,157.85
  4. Step 4: Simplify right side
    1,026,312.50x = 794,749,176,398.60
  5. Step 5: Solve for x
    x = 794,749,176,398.60/1,026,312.50
  6. Step 6: Final answer
    x = 774,373.47

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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.