Home / 910,000.40-1,365,000.60-896,003.60

Finding the Fourth Proportional to 910,000.40, 1,365,000.60 and 896,003.60

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Solution

The fourth proportional to 910,000.40, 1,365,000.60 and 896,003.60 is: 1,344,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,000.40 : 1,365,000.60 = 896,003.60 : x
  2. Step 2: Convert to fraction form
    910,000.40/1,365,000.60 = 896,003.60/x
  3. Step 3: Cross multiply
    910,000.40x = 1,365,000.60 × 896,003.60
  4. Step 4: Simplify right side
    910,000.40x = 1,223,045,451,602.16
  5. Step 5: Solve for x
    x = 1,223,045,451,602.16/910,000.40
  6. Step 6: Final answer
    x = 1,344,005.40

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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.