Home / 1,359,421.20-2,039,124.60-348,541.20

Finding the Fourth Proportional to 1,359,421.20, 2,039,124.60 and 348,541.20

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Solution

The fourth proportional to 1,359,421.20, 2,039,124.60 and 348,541.20 is: 522,809.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,421.20 : 2,039,124.60 = 348,541.20 : x
  2. Step 2: Convert to fraction form
    1,359,421.20/2,039,124.60 = 348,541.20/x
  3. Step 3: Cross multiply
    1,359,421.20x = 2,039,124.60 × 348,541.20
  4. Step 4: Simplify right side
    1,359,421.20x = 710,718,935,033.52
  5. Step 5: Solve for x
    x = 710,718,935,033.52/1,359,421.20
  6. Step 6: Final answer
    x = 522,809.95

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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.