Home / 1,698,981.80-2,547,597.90-633,475.40

Finding the Fourth Proportional to 1,698,981.80, 2,547,597.90 and 633,475.40

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Solution

The fourth proportional to 1,698,981.80, 2,547,597.90 and 633,475.40 is: 949,886.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,981.80 : 2,547,597.90 = 633,475.40 : x
  2. Step 2: Convert to fraction form
    1,698,981.80/2,547,597.90 = 633,475.40/x
  3. Step 3: Cross multiply
    1,698,981.80x = 2,547,597.90 × 633,475.40
  4. Step 4: Simplify right side
    1,698,981.80x = 1,613,840,598,741.66
  5. Step 5: Solve for x
    x = 1,613,840,598,741.66/1,698,981.80
  6. Step 6: Final answer
    x = 949,886.93

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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.