Home / 1,054,547.61-1,581,894.59-423,461.49

Finding the Fourth Proportional to 1,054,547.61, 1,581,894.59 and 423,461.49

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Solution

The fourth proportional to 1,054,547.61, 1,581,894.59 and 423,461.49 is: 635,221.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,547.61 : 1,581,894.59 = 423,461.49 : x
  2. Step 2: Convert to fraction form
    1,054,547.61/1,581,894.59 = 423,461.49/x
  3. Step 3: Cross multiply
    1,054,547.61x = 1,581,894.59 × 423,461.49
  4. Step 4: Simplify right side
    1,054,547.61x = 669,871,437,987.03
  5. Step 5: Solve for x
    x = 669,871,437,987.03/1,054,547.61
  6. Step 6: Final answer
    x = 635,221.62

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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.