Home / 1,249,946.40-1,874,482.20-650,708.40

Finding the Fourth Proportional to 1,249,946.40, 1,874,482.20 and 650,708.40

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Solution

The fourth proportional to 1,249,946.40, 1,874,482.20 and 650,708.40 is: 975,834.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,946.40 : 1,874,482.20 = 650,708.40 : x
  2. Step 2: Convert to fraction form
    1,249,946.40/1,874,482.20 = 650,708.40/x
  3. Step 3: Cross multiply
    1,249,946.40x = 1,874,482.20 × 650,708.40
  4. Step 4: Simplify right side
    1,249,946.40x = 1,219,741,313,190.48
  5. Step 5: Solve for x
    x = 1,219,741,313,190.48/1,249,946.40
  6. Step 6: Final answer
    x = 975,834.89

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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.