Home / 1,687,225.60-2,530,838.40-549,985.60

Finding the Fourth Proportional to 1,687,225.60, 2,530,838.40 and 549,985.60

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Solution

The fourth proportional to 1,687,225.60, 2,530,838.40 and 549,985.60 is: 824,978.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,225.60 : 2,530,838.40 = 549,985.60 : x
  2. Step 2: Convert to fraction form
    1,687,225.60/2,530,838.40 = 549,985.60/x
  3. Step 3: Cross multiply
    1,687,225.60x = 2,530,838.40 × 549,985.60
  4. Step 4: Simplify right side
    1,687,225.60x = 1,391,924,675,927.04
  5. Step 5: Solve for x
    x = 1,391,924,675,927.04/1,687,225.60
  6. Step 6: Final answer
    x = 824,978.40

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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.