Home / 1,435,444.21-2,153,587.32-424,592.76

Finding the Fourth Proportional to 1,435,444.21, 2,153,587.32 and 424,592.76

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Solution

The fourth proportional to 1,435,444.21, 2,153,587.32 and 424,592.76 is: 637,013.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,444.21 : 2,153,587.32 = 424,592.76 : x
  2. Step 2: Convert to fraction form
    1,435,444.21/2,153,587.32 = 424,592.76/x
  3. Step 3: Cross multiply
    1,435,444.21x = 2,153,587.32 × 424,592.76
  4. Step 4: Simplify right side
    1,435,444.21x = 914,397,584,099.80
  5. Step 5: Solve for x
    x = 914,397,584,099.80/1,435,444.21
  6. Step 6: Final answer
    x = 637,013.67

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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.