Home / 1,358,509.61-2,037,639.47-459,848.63

Finding the Fourth Proportional to 1,358,509.61, 2,037,639.47 and 459,848.63

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Solution

The fourth proportional to 1,358,509.61, 2,037,639.47 and 459,848.63 is: 689,730.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,509.61 : 2,037,639.47 = 459,848.63 : x
  2. Step 2: Convert to fraction form
    1,358,509.61/2,037,639.47 = 459,848.63/x
  3. Step 3: Cross multiply
    1,358,509.61x = 2,037,639.47 × 459,848.63
  4. Step 4: Simplify right side
    1,358,509.61x = 937,005,706,225.99
  5. Step 5: Solve for x
    x = 937,005,706,225.99/1,358,509.61
  6. Step 6: Final answer
    x = 689,730.65

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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.