Home / 1,539,686.49-2,309,381.29-474,442.53

Finding the Fourth Proportional to 1,539,686.49, 2,309,381.29 and 474,442.53

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Solution

The fourth proportional to 1,539,686.49, 2,309,381.29 and 474,442.53 is: 711,618.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,686.49 : 2,309,381.29 = 474,442.53 : x
  2. Step 2: Convert to fraction form
    1,539,686.49/2,309,381.29 = 474,442.53/x
  3. Step 3: Cross multiply
    1,539,686.49x = 2,309,381.29 × 474,442.53
  4. Step 4: Simplify right side
    1,539,686.49x = 1,095,668,701,962.26
  5. Step 5: Solve for x
    x = 1,095,668,701,962.26/1,539,686.49
  6. Step 6: Final answer
    x = 711,618.05

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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.