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Finding the Fourth Proportional to 1,828,283.60, 2,742,862.80 and 880,875.20

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Solution

The fourth proportional to 1,828,283.60, 2,742,862.80 and 880,875.20 is: 1,321,523.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,283.60 : 2,742,862.80 = 880,875.20 : x
  2. Step 2: Convert to fraction form
    1,828,283.60/2,742,862.80 = 880,875.20/x
  3. Step 3: Cross multiply
    1,828,283.60x = 2,742,862.80 × 880,875.20
  4. Step 4: Simplify right side
    1,828,283.60x = 2,416,119,817,522.56
  5. Step 5: Solve for x
    x = 2,416,119,817,522.56/1,828,283.60
  6. Step 6: Final answer
    x = 1,321,523.54

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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.