Home / 1,019,547.76-1,406,700.12-656,674.24

Finding the Fourth Proportional to 1,019,547.76, 1,406,700.12 and 656,674.24

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Solution

The fourth proportional to 1,019,547.76, 1,406,700.12 and 656,674.24 is: 906,032.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,547.76 : 1,406,700.12 = 656,674.24 : x
  2. Step 2: Convert to fraction form
    1,019,547.76/1,406,700.12 = 656,674.24/x
  3. Step 3: Cross multiply
    1,019,547.76x = 1,406,700.12 × 656,674.24
  4. Step 4: Simplify right side
    1,019,547.76x = 923,743,732,208.91
  5. Step 5: Solve for x
    x = 923,743,732,208.91/1,019,547.76
  6. Step 6: Final answer
    x = 906,032.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.