Home / 1,154,688.60-1,732,032.90-874,752.60

Finding the Fourth Proportional to 1,154,688.60, 1,732,032.90 and 874,752.60

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Solution

The fourth proportional to 1,154,688.60, 1,732,032.90 and 874,752.60 is: 1,312,128.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,688.60 : 1,732,032.90 = 874,752.60 : x
  2. Step 2: Convert to fraction form
    1,154,688.60/1,732,032.90 = 874,752.60/x
  3. Step 3: Cross multiply
    1,154,688.60x = 1,732,032.90 × 874,752.60
  4. Step 4: Simplify right side
    1,154,688.60x = 1,515,100,282,560.54
  5. Step 5: Solve for x
    x = 1,515,100,282,560.54/1,154,688.60
  6. Step 6: Final answer
    x = 1,312,128.90

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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.