Home / 1,358,302.40-2,037,432.62-347,415.41

Finding the Fourth Proportional to 1,358,302.40, 2,037,432.62 and 347,415.41

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Solution

The fourth proportional to 1,358,302.40, 2,037,432.62 and 347,415.41 is: 521,117.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,302.40 : 2,037,432.62 = 347,415.41 : x
  2. Step 2: Convert to fraction form
    1,358,302.40/2,037,432.62 = 347,415.41/x
  3. Step 3: Cross multiply
    1,358,302.40x = 2,037,432.62 × 347,415.41
  4. Step 4: Simplify right side
    1,358,302.40x = 707,835,477,100.43
  5. Step 5: Solve for x
    x = 707,835,477,100.43/1,358,302.40
  6. Step 6: Final answer
    x = 521,117.74

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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.