Home / 1,506,806.40-2,260,209.60-869,077.20

Finding the Fourth Proportional to 1,506,806.40, 2,260,209.60 and 869,077.20

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Solution

The fourth proportional to 1,506,806.40, 2,260,209.60 and 869,077.20 is: 1,303,615.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,806.40 : 2,260,209.60 = 869,077.20 : x
  2. Step 2: Convert to fraction form
    1,506,806.40/2,260,209.60 = 869,077.20/x
  3. Step 3: Cross multiply
    1,506,806.40x = 2,260,209.60 × 869,077.20
  4. Step 4: Simplify right side
    1,506,806.40x = 1,964,296,630,581.12
  5. Step 5: Solve for x
    x = 1,964,296,630,581.12/1,506,806.40
  6. Step 6: Final answer
    x = 1,303,615.80

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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.