Home / 1,452,087-2,178,130.50-691,623.36

Finding the Fourth Proportional to 1,452,087, 2,178,130.50 and 691,623.36

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Solution

The fourth proportional to 1,452,087, 2,178,130.50 and 691,623.36 is: 1,037,435.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,087 : 2,178,130.50 = 691,623.36 : x
  2. Step 2: Convert to fraction form
    1,452,087/2,178,130.50 = 691,623.36/x
  3. Step 3: Cross multiply
    1,452,087x = 2,178,130.50 × 691,623.36
  4. Step 4: Simplify right side
    1,452,087x = 1,506,445,934,928.48
  5. Step 5: Solve for x
    x = 1,506,445,934,928.48/1,452,087
  6. Step 6: Final answer
    x = 1,037,435.04

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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.