Home / 1,004,928.20-1,506,080.10-724,117.40

Finding the Fourth Proportional to 1,004,928.20, 1,506,080.10 and 724,117.40

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Solution

The fourth proportional to 1,004,928.20, 1,506,080.10 and 724,117.40 is: 1,085,230.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,928.20 : 1,506,080.10 = 724,117.40 : x
  2. Step 2: Convert to fraction form
    1,004,928.20/1,506,080.10 = 724,117.40/x
  3. Step 3: Cross multiply
    1,004,928.20x = 1,506,080.10 × 724,117.40
  4. Step 4: Simplify right side
    1,004,928.20x = 1,090,578,806,203.74
  5. Step 5: Solve for x
    x = 1,090,578,806,203.74/1,004,928.20
  6. Step 6: Final answer
    x = 1,085,230.57

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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.