Home / 1,091,420.04-1,506,205.08-607,985.16

Finding the Fourth Proportional to 1,091,420.04, 1,506,205.08 and 607,985.16

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Solution

The fourth proportional to 1,091,420.04, 1,506,205.08 and 607,985.16 is: 839,044.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,420.04 : 1,506,205.08 = 607,985.16 : x
  2. Step 2: Convert to fraction form
    1,091,420.04/1,506,205.08 = 607,985.16/x
  3. Step 3: Cross multiply
    1,091,420.04x = 1,506,205.08 × 607,985.16
  4. Step 4: Simplify right side
    1,091,420.04x = 915,750,336,556.61
  5. Step 5: Solve for x
    x = 915,750,336,556.61/1,091,420.04
  6. Step 6: Final answer
    x = 839,044.83

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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.