Home / 1,053,445.68-1,453,744.13-570,000.15

Finding the Fourth Proportional to 1,053,445.68, 1,453,744.13 and 570,000.15

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Solution

The fourth proportional to 1,053,445.68, 1,453,744.13 and 570,000.15 is: 786,594.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,445.68 : 1,453,744.13 = 570,000.15 : x
  2. Step 2: Convert to fraction form
    1,053,445.68/1,453,744.13 = 570,000.15/x
  3. Step 3: Cross multiply
    1,053,445.68x = 1,453,744.13 × 570,000.15
  4. Step 4: Simplify right side
    1,053,445.68x = 828,634,369,311.62
  5. Step 5: Solve for x
    x = 828,634,369,311.62/1,053,445.68
  6. Step 6: Final answer
    x = 786,594.30

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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.