Home / 1,029,456.40-1,543,666.20-608,861.20

Finding the Fourth Proportional to 1,029,456.40, 1,543,666.20 and 608,861.20

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Solution

The fourth proportional to 1,029,456.40, 1,543,666.20 and 608,861.20 is: 912,985.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,456.40 : 1,543,666.20 = 608,861.20 : x
  2. Step 2: Convert to fraction form
    1,029,456.40/1,543,666.20 = 608,861.20/x
  3. Step 3: Cross multiply
    1,029,456.40x = 1,543,666.20 × 608,861.20
  4. Step 4: Simplify right side
    1,029,456.40x = 939,878,454,931.44
  5. Step 5: Solve for x
    x = 939,878,454,931.44/1,029,456.40
  6. Step 6: Final answer
    x = 912,985.20

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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.