Home / 916,043.56-1,373,401.02-615,779.32

Finding the Fourth Proportional to 916,043.56, 1,373,401.02 and 615,779.32

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Solution

The fourth proportional to 916,043.56, 1,373,401.02 and 615,779.32 is: 923,222.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,043.56 : 1,373,401.02 = 615,779.32 : x
  2. Step 2: Convert to fraction form
    916,043.56/1,373,401.02 = 615,779.32/x
  3. Step 3: Cross multiply
    916,043.56x = 1,373,401.02 × 615,779.32
  4. Step 4: Simplify right side
    916,043.56x = 845,711,946,182.91
  5. Step 5: Solve for x
    x = 845,711,946,182.91/916,043.56
  6. Step 6: Final answer
    x = 923,222.41

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Double scale
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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.