Home / 1,197,547.71-1,796,346.99-429,095.45

Finding the Fourth Proportional to 1,197,547.71, 1,796,346.99 and 429,095.45

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Solution

The fourth proportional to 1,197,547.71, 1,796,346.99 and 429,095.45 is: 643,652.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,547.71 : 1,796,346.99 = 429,095.45 : x
  2. Step 2: Convert to fraction form
    1,197,547.71/1,796,346.99 = 429,095.45/x
  3. Step 3: Cross multiply
    1,197,547.71x = 1,796,346.99 × 429,095.45
  4. Step 4: Simplify right side
    1,197,547.71x = 770,804,311,048.46
  5. Step 5: Solve for x
    x = 770,804,311,048.46/1,197,547.71
  6. Step 6: Final answer
    x = 643,652.28

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Double scale
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1.5x scale

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.