Home / 1,342,210.71-2,013,631.40-443,652.50

Finding the Fourth Proportional to 1,342,210.71, 2,013,631.40 and 443,652.50

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Solution

The fourth proportional to 1,342,210.71, 2,013,631.40 and 443,652.50 is: 665,582.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,210.71 : 2,013,631.40 = 443,652.50 : x
  2. Step 2: Convert to fraction form
    1,342,210.71/2,013,631.40 = 443,652.50/x
  3. Step 3: Cross multiply
    1,342,210.71x = 2,013,631.40 × 443,652.50
  4. Step 4: Simplify right side
    1,342,210.71x = 893,352,607,504.32
  5. Step 5: Solve for x
    x = 893,352,607,504.32/1,342,210.71
  6. Step 6: Final answer
    x = 665,582.98

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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.