Home / 1,071,420.29-1,478,526.69-587,973

Finding the Fourth Proportional to 1,071,420.29, 1,478,526.69 and 587,973

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Solution

The fourth proportional to 1,071,420.29, 1,478,526.69 and 587,973 is: 811,384.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,420.29 : 1,478,526.69 = 587,973 : x
  2. Step 2: Convert to fraction form
    1,071,420.29/1,478,526.69 = 587,973/x
  3. Step 3: Cross multiply
    1,071,420.29x = 1,478,526.69 × 587,973
  4. Step 4: Simplify right side
    1,071,420.29x = 869,333,770,559.51
  5. Step 5: Solve for x
    x = 869,333,770,559.51/1,071,420.29
  6. Step 6: Final answer
    x = 811,384.46

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Double scale
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1.5x scale

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.